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N-Q 1 nq2.htm NKX_NQ Unassociated Document Licensed to: FGS Document Created using EDGARizerAgent 5.4.2.0 Copyright 1995 - 2009 Thomson Reuters. All rights reserved.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM N-Q

QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY

Investment Company Act file number 811-21212

Nuveen California AMT-Free Municipal Income Fund

(Exact name of registrant as specified in charter)

Nuveen Investments

333 West Wacker Drive, Chicago, Illinois 60606

(Address of principal executive offices) (Zip code)

Kevin J. McCarthy

Vice President and Secretary

333 West Wacker Drive, Chicago, Illinois 60606

(Name and address of agent for service)

Registrant's telephone number, including area code: 312-917-7700

Date of fiscal year end: 2/28

Date of reporting period: 5/31/12

Form N-Q is to be used by management investment companies, other than small business investment companies registered on Form N-5 (§§ 239.24 and 274.5 of this chapter), to file reports with the Commission, not later than 60 days after the close of the first and third fiscal quarters, pursuant to rule 30b1-5 under the Investment Company Act of 1940 (17 CFR 270.30b1-5). The Commission may use the information provided on Form N-Q in its regulatory, disclosure review, inspection, and policymaking roles.

A registrant is required to disclose the information specified by Form N-Q, and the Commission will make this information public. A registrant is not required to respond to the collection of information contained in Form N-Q unless the Form displays a currently valid Office of Management and Budget ("OMB") control number. Please direct comments concerning the accuracy of the information collection burden estimate and any suggestions for reducing the burden to the Secretary, Securities and Exchange Commission, 450 Fifth Street, NW, Washington, DC 20549-0609. The OMB has reviewed this collection of information under the clearance requirements of 44 U.S.C. § 3507.

Item 1. Schedule of Investments

Portfolio of Investments (Unaudited)
Nuveen California AMT-Free Municipal Income Fund (NKX)
(formerly known as Nuveen Insured California Tax-Free Advantage Municipal Fund)
May 31, 2012
Principal Optional Call
Amount (000) Description (1) Provisions (2) Ratings (3) Value
Consumer Staples – 4.6% (3.2% of Total Investments)
Golden State Tobacco Securitization Corporation, California, Tobacco Settlement Asset-Backed
Bonds, Series 2007A-1:
$ 12,785 5.750%, 6/01/47 6/17 at 100.00 BB– $ 10,251,013
9,500 5.125%, 6/01/47 6/17 at 100.00 BB– 6,872,205
15,980 Golden State Tobacco Securitization Corporation, California, Tobacco Settlement Asset-Backed 6/22 at 100.00 BB– 11,953,519
Bonds, Series 2007A-2, 0.000%, 6/01/37
38,265 Total Consumer Staples 29,076,737
Education and Civic Organizations – 2.2% (1.6% of Total Investments)
1,675 California Educational Facilities Authority, Revenue Bonds, University of San Diego, Series 10/12 at 100.00 A2 1,685,804
2002A, 5.250%, 10/01/30
1,600 California Municipal Finance Authority, Revenue Bonds, Goodwill Industries of Sacramento 1/22 at 100.00 N/R 1,626,896
Valley & Northern Nevada Project, Series 2012A, 6.875%, 1/01/42
3,000 California State University, Systemwide Revenue Bonds, Series 2005A, 5.000%, 11/01/25 – 5/15 at 100.00 Aa2 3,298,980
AMBAC Insured
1,000 California State University, Systemwide Revenue Bonds, Series 2005C, 5.000%, 11/01/27 – 11/15 at 100.00 Aa2 1,108,550
NPFG Insured
6,000 University of California, Revenue Bonds, Multi-Purpose Projects, Series 2003A, 5.000%, 5/13 at 100.00 Aa1 6,227,940
5/15/27 – AMBAC Insured
13,275 Total Education and Civic Organizations 13,948,170
Health Care – 11.3% (7.9% of Total Investments)
5,000 ABAG Finance Authority for Non-Profit Corporations, California, Cal-Mortgage Insured Revenue 10/12 at 100.00 A– 5,007,150
Bonds, Sansum-Santa Barbara Medical Foundation Clinic, Series 2002A, 5.600%, 4/01/26
1,630 California Health Facilities Financing Authority, Revenue Bonds, Childrens Hospital Los 7/20 at 100.00 AA– 1,721,622
Angeles, Series 2010A, 5.250%, 7/01/38 – AGC Insured
1,000 California Statewide Communities Development Authority, Revenue Bonds, ValleyCare Health 7/17 at 100.00 N/R 1,009,940
System, Series 2007A, 5.125%, 7/15/31
4,000 California Statewide Community Development Authority, Insured Health Facility Revenue Bonds, 7/17 at 100.00 AA– 4,301,000
Catholic Healthcare West, Series 2008K, 5.500%, 7/01/41 – AGC Insured
3,000 California Statewide Community Development Authority, Revenue Bonds, Childrens Hospital of Los 8/17 at 100.00 BBB+ 3,020,400
Angeles, Series 2007, 5.000%, 8/15/47
10,815 California Statewide Community Development Authority, Revenue Bonds, Kaiser Permanante System, 3/16 at 100.00 A+ 11,250,520
Series 2006, 5.000%, 3/01/41
5,020 California Statewide Community Development Authority, Revenue Bonds, Kaiser Permanente System, 3/16 at 100.00 AA+ 5,317,736
Series 2006, 5.000%, 3/01/41 – BHAC Insured (UB)
4,060 California Statewide Community Development Authority, Revenue Bonds, Sherman Oaks Health No Opt. Call A1 4,495,638
System, Series 1998A, 5.000%, 8/01/22 – AMBAC Insured
7,500 California Statewide Community Development Authority, Revenue Bonds, St. Joseph Health System, 7/18 at 100.00 AA– 8,129,775
Series 2007A, 5.750%, 7/01/47 – FGIC Insured
4,543 California Statewide Community Development Authority, Revenue Bonds, St. Joseph Health 7/18 at 100.00 AA– 6,020,929
System, Trust 2554, 18.352%, 7/01/47 – AGM Insured (IF)
10,000 California Statewide Community Development Authority, Revenue Bonds, Sutter Health, Series 8/17 at 100.00 AA– 10,583,200
2007C, 5.000%, 8/15/38 – AMBAC Insured
1,145 Palomar Pomerado Health Care District, California, Certificates of Participation, Series 2010, 11/20 at 100.00 Baa3 1,206,338
6.000%, 11/01/41
7,670 Santa Clara County Financing Authority, California, Insured Revenue Bonds, El Camino Hospital, 8/17 at 100.00 A+ 8,247,858
Series 2007A, 5.750%, 2/01/41 – AMBAC Insured
650 University of California, Hospital Revenue Bonds, UCLA Medical Center, Series 2004A, 5.500%, 5/13 at 100.00 N/R 658,132
5/15/18 – AMBAC Insured
66,033 Total Health Care 70,970,238
Housing/Multifamily – 0.2% (0.1% of Total Investments)
1,165 Poway, California, Housing Revenue Bonds, Revenue Bonds, Poinsettia Mobile Home Park, Series 5/13 at 102.00 AA– 1,203,538
2003, 5.000%, 5/01/23
Long-Term Care – 2.2% (1.5% of Total Investments)
3,000 ABAG Finance Authority for Non-Profit Corporations, California, Cal-Mortgage Insured Revenue 5/20 at 100.00 A– 3,271,590
Bonds, Channing House, Series 2010, 6.125%, 5/15/40
4,000 ABAG Finance Authority for Non-Profit Corporations, California, Insured Senior Living Revenue 11/12 at 100.00 A– 4,030,160
Bonds, Odd Fellows Home of California, Series 2003A, 5.200%, 11/15/22
2,000 California Health Facilities Financing Authority, Cal-Mortgage Insured Revenue Bonds, Northern 1/13 at 100.00 A– 2,021,180
California Retired Officers Community Corporation – Paradise Valley Estates, Series 2002,
5.250%, 1/01/26
1,575 California Health Facilities Financing Authority, Insured Revenue Bonds, California-Nevada 7/16 at 100.00 A– 1,621,478
Methodist Homes, Series 2006, 5.000%, 7/01/36
2,250 California Health Facilities Financing Authority, Insured Revenue Bonds, Community Program for 2/21 at 100.00 A– 2,618,100
Persons with Developmental Disabilities, Series 2011A, 6.250%, 2/01/26
12,825 Total Long-Term Care 13,562,508
Tax Obligation/General – 28.7% (20.1% of Total Investments)
1,425 Bassett Unified School District, Los Angeles County, California, General Obligation Bonds, 8/16 at 100.00 A– 1,519,976
Series 2006B, 5.250%, 8/01/30 – FGIC Insured
900 California State, General Obligation Bonds, Series 2003, 5.000%, 2/01/21 8/13 at 100.00 A1 939,897
6,000 California State, General Obligation Bonds, Various Purpose Series 2010, 6.000%, 3/01/33 3/20 at 100.00 A1 7,238,460
1,000 California State, General Obligation Bonds, Various Purpose Series 2011, 5.250%, 9/01/25 9/21 at 100.00 A1 1,183,630
8,500 California State, Various Purpose General Obligation Refunding Bonds, Series 2012, 4/22 at 100.00 A1 9,159,940
5.000%, 4/01/42
835 California, General Obligation Refunding Bonds, Series 2002, 5.000%, 2/01/22 – NPFG Insured 8/12 at 100.00 A1 837,605
20,750 Coachella Valley Unified School District, Riverside County, California, General Obligation No Opt. Call AA– 3,520,030
Bonds, Capital Appreciation, Election 2005 Series 2010C, 0.000%, 8/01/43 – AGM Insured
7,575 Coast Community College District, Orange County, California, General Obligation Bonds, Series 8/18 at 100.00 Aa1 7,350,629
2006C, 0.000%, 8/01/31 – AGM Insured
2,500 Corona-Norco Unified School District, Riverside County, California, General Obligation Bonds, 8/18 at 100.00 Aa2 2,776,150
Election 2006 Series 2009B, 5.375%, 2/01/34 – AGC Insured
East Side Union High School District, Santa Clara County, California, General Obligation
Bonds, 2008 Election Series 2010B:
3,490 5.000%, 8/01/27 – AGC Insured 8/19 at 100.00 AA– 3,878,716
3,545 5.000%, 8/01/28 – AGC Insured 8/19 at 100.00 AA– 3,920,735
3,110 5.000%, 8/01/29 – AGC Insured 8/19 at 100.00 AA– 3,400,194
10,000 East Side Union High School District, Santa Clara County, California, General Obligation 8/13 at 47.75 A 4,282,500
Bonds, Series 2005E, 0.000%, 8/01/28 – SYNCORA GTY Insured
230 El Monte Union High School District, Los Angeles County, California, General Obligation Bonds, 6/13 at 100.00 AA– 237,705
Series 2003A, 5.000%, 6/01/28 – AGM Insured
El Segundo Unified School District, Los Angeles County, California, General Obligation Bonds,
Series 2004:
2,580 5.250%, 9/01/21 – FGIC Insured 9/14 at 100.00 AA– 2,819,992
1,775 5.250%, 9/01/22 – FGIC Insured 9/14 at 100.00 AA– 1,940,111
7,100 Fontana Unified School District, San Bernardino County, California, General Obligation Bonds, No Opt. Call AA– 8,881,674
Trust 2668, 9.475%, 2/01/16 – AGM Insured (IF)
1,225 Fresno Unified School District, Fresno County, California, General Obligation Refunding Bonds, 2/13 at 103.00 Aa3 1,304,882
Series 1998A, 6.550%, 8/01/20 – NPFG Insured
5,000 Grossmont Healthcare District, California, General Obligation Bonds, Series 2007A, 5.000%, 7/17 at 100.00 Aa2 5,296,950
7/15/37 – AMBAC Insured
1,180 Jurupa Unified School District, Riverside County, California, General Obligation Bonds, Series 8/13 at 100.00 AA– 1,230,905
2004, 5.000%, 8/01/21 – FGIC Insured
1,255 Los Angeles Community College District, Los Angeles County, California, General Obligation 8/15 at 100.00 Aa1 1,385,194
Bonds, Series 2005A, 5.000%, 8/01/24 – AGM Insured
1,270 Merced City School District, Merced County, California, General Obligation Bonds, Series 2004, 8/13 at 100.00 AA– 1,324,788
5.000%, 8/01/22 – FGIC Insured
4,500 Mount Diablo Unified School District, Contra Costa County, California, General Obligation 8/25 at 100.00 AA– 3,056,715
Bonds, Series 2010A, 0.000%, 8/01/30 – AGM Insured
1,000 Murrieta Valley Unified School District, Riverside County, California, General Obligation 9/13 at 100.00 A+ 1,045,520
Bonds, Series 2003A, 5.000%, 9/01/26 – FGIC Insured
3,000 Murrieta Valley Unified School District, Riverside County, California, General Obligation 9/17 at 100.00 AA– 3,208,680
Bonds, Series 2007, 4.500%, 9/01/30 – AGM Insured
2,500 Oakland Unified School District, Alameda County, California, General Obligation Bonds, Series 8/12 at 100.00 BBB 2,514,825
2002, 5.250%, 8/01/21 – FGIC Insured
16,000 Poway Unified School District, San Diego County, California, School Facilities Improvement No Opt. Call Aa2 2,741,920
District 2007-1 General Obligation Bonds, Series 2011B, 0.000%, 8/01/46
980 Roseville Joint Union High School District, Placer County, California, General Obligation 8/15 at 100.00 AA+ 1,073,384
Bonds, Series 2006B, 5.000%, 8/01/27 – FGIC Insured
5,500 Sacramento City Unified School District, Sacramento County, California, General Obligation 7/15 at 100.00 AA 6,008,200
Bonds, Series 2005, 5.000%, 7/01/27 – NPFG Insured
1,125 San Diego Unified School District, San Diego County, California, General Obligation Bonds, No Opt. Call Aa2 825,649
Election of 1998, Series 1999A, 0.000%, 7/01/21 – FGIC Insured
11,980 San Diego Unified School District, San Diego County, California, General Obligation Bonds, No Opt. Call Aa2 4,810,449
Refunding Series 2012 R-1, 0.000%, 7/01/31
2,000 San Francisco Community College District, California, General Obligation Bonds, Series 2002A, 6/12 at 100.00 Aa2 2,006,620
5.000%, 6/15/26 – FGIC Insured
5,000 San Jacinto Unified School District, Riverside County, California, General Obligation Bonds, 8/17 at 100.00 AA– 5,445,800
Series 2007, 5.250%, 8/01/32 – AGM Insured
1,500 San Juan Capistano, California, General Obligation Bonds, Open Space Program, Tender Option No Opt. Call AAA 2,139,960
Bond Trust 3646, 17.770%, 8/01/17 (IF)
San Ysidro School District, San Diego County, California, General Obligation Bonds, 1997
Election Series 2011F:
7,230 0.000%, 8/01/42 – AGM Insured 8/21 at 21.00 AA– 941,924
10,450 0.000%, 8/01/43 – AGM Insured 8/21 at 19.43 AA– 1,258,912
21,225 0.000%, 8/01/44 – AGM Insured 8/21 at 17.98 AA– 2,364,253
12,550 0.000%, 8/01/45 – AGM Insured 8/21 at 16.64 AA– 1,292,148
23,425 0.000%, 8/01/46 – AGM Insured 8/21 at 15.39 AA– 2,230,997
14,915 Southwestern Community College District, San Diego County, California, General Obligation No Opt. Call Aa2 3,305,910
Bonds, Election of 2008, Series 2011C, 0.000%, 8/01/41
Stockton Unified School District, San Joaquin County, California, General Obligation Bonds,
Election 2008 Series 2011D:
24,280 0.000%, 8/01/47 – AGC Insured 8/37 at 100.00 AA– 12,501,044
38,845 0.000%, 8/01/50 – AGM Insured 8/37 at 100.00 AA– 20,044,408
15,780 Sylvan Union School District, Stanislaus County, California, General Obligation Bonds, No Opt. Call AA– 5,696,264
Election of 2006, Series 2010, 0.000%, 8/01/49 – AGM Insured
10,000 Vista Unified School District, San Diego County, California, General Obligation Bonds, Series 8/12 at 100.00 Aa2 10,067,700
2002A, 5.000%, 8/01/23 – AGM Insured
2,445 Washington Unified School District, Yolo County, California, General Obligation Bonds, Series 8/13 at 100.00 AA– 2,544,071
2004A, 5.000%, 8/01/21 – FGIC Insured
3,905 West Kern Community College District, California, General Obligation Bonds, Election 2004, 11/17 at 100.00 A+ 4,156,912
Series 2007C, 5.000%, 10/01/32 – SYNCORA GTY Insured
12,520 Yosemite Community College District, California, General Obligation Bonds, Capital No Opt. Call Aa2 4,989,220
Appreciation, Election 2004, Series 2010D, 0.000%, 8/01/42
343,900 Total Tax Obligation/General 180,702,148
Tax Obligation/Limited – 51.6% (36.0% of Total Investments)
Anaheim Public Finance Authority, California, Subordinate Lease Revenue Bonds, Public
Improvement Project, Series 1997C:
5,130 0.000%, 9/01/18 – AGM Insured No Opt. Call AA– 4,191,774
8,000 0.000%, 9/01/21 – AGM Insured No Opt. Call AA– 5,555,120
2,235 Antioch Public Financing Authority, California, Lease Revenue Refunding Bonds, Municipal 7/12 at 100.00 A 2,236,855
Facilities Project, Refunding Series 2002A, 5.500%, 1/01/32 – NPFG Insured
2,000 Baldwin Park Public Financing Authority, California, Sales Tax and Tax Allocation Bonds, 8/13 at 102.00 BBB 2,074,260
Puente Merced Redevelopment Project, Series 2003, 5.250%, 8/01/21
7,895 Brea and Olinda Unified School District, Orange County, California, Certificates of 8/12 at 100.00 AA– 7,946,475
Participation Refunding, Series 2002A, 5.125%, 8/01/26 – AGM Insured
1,165 Burbank Public Financing Authority, California, Revenue Refunding Bonds, Golden State 12/13 at 100.00 A 1,187,927
Redevelopment Project, Series 2003A, 5.250%, 12/01/22 – AMBAC Insured
2,200 California Infrastructure and Economic Development Bank, Los Angeles County, Revenue Bonds, 9/13 at 101.00 A+ 2,252,646
Department of Public Social Services, Series 2003, 5.000%, 9/01/28 – AMBAC Insured
California Infrastructure and Economic Development Bank, Revenue Bonds, North County Center
for Self-Sufficiency Corporation, Series 2004:
1,215 5.000%, 12/01/19 – AMBAC Insured 12/13 at 100.00 AA+ 1,294,182
1,535 5.000%, 12/01/20 – AMBAC Insured 12/13 at 100.00 AA+ 1,633,608
1,615 5.000%, 12/01/21 – AMBAC Insured 12/13 at 100.00 AA+ 1,718,748
1,780 5.000%, 12/01/23 – AMBAC Insured 12/13 at 100.00 AA+ 1,892,692
3,725 California State Public Works Board, Lease Revenue Bonds, Department of Corrections & 1/16 at 100.00 A2 4,131,994
Rehabilitation, Series 2005J, 5.000%, 1/01/17 – AMBAC Insured
4,000 California State Public Works Board, Lease Revenue Bonds, Department of General Services, 12/12 at 100.00 A2 4,088,440
Capital East End Project, Series 2002A, 5.000%, 12/01/27 – AMBAC Insured
3,100 California State Public Works Board, Lease Revenue Bonds, Department of Health Services, 11/15 at 100.00 A2 3,246,909
Richmond Lab, Series 2005B, 5.000%, 11/01/30 – SYNCORA GTY Insured
4,000 California State Public Works Board, Lease Revenue Bonds, Various Capital Projects, Series 10/19 at 100.00 A2 4,598,400
2009G-1, 5.750%, 10/01/30
1,210 Capistrano Unified School District, Orange County, California, Special Tax Bonds, Community 9/15 at 100.00 BBB 1,242,005
Facilities District, Series 2005, 5.000%, 9/01/24 – FGIC Insured
2,520 Chino Redevelopment Agency, California, Merged Chino Redevelopment Project Area Tax Allocation 9/16 at 101.00 A– 2,499,790
Bonds, Series 2006, 5.000%, 9/01/38 – AMBAC Insured
10,190 Chula Vista Public Financing Authority, California, Pooled Community Facility District 9/15 at 100.00 BBB 10,122,644
Assessment Revenue Bonds, Series 2005A, 4.500%, 9/01/27 – NPFG Insured
1,430 Cloverdale Community Development Agency, California, Tax Allocation Bonds, Cloverdale 8/16 at 100.00 A– 1,434,962
Redevelopment Project, Refunding Series 2006, 5.000%, 8/01/36 – AMBAC Insured
1,900 Corona-Norco Unified School District, Riverside County, California, Special Tax Bonds, 9/12 at 100.00 N/R 1,902,451
Community Facilities District 98-1, Series 2002, 5.100%, 9/01/25 – AMBAC Insured
7,035 Corona-Norco Unified School District, Riverside County, California, Special Tax Bonds, 9/13 at 100.00 BBB 7,047,944
Community Facilities District 98-1, Series 2003, 5.000%, 9/01/28 – NPFG Insured
3,145 Culver City Redevelopment Agency, California, Tax Allocation Revenue Bonds, Redevelopment 11/12 at 100.00 BBB 3,145,409
Project, Series 2002A, 5.125%, 11/01/25 – NPFG Insured
1,905 Dinuba Redevelopment Agency, California, Tax Allocation Bonds, Merged City of Dinuba 9/12 at 101.00 A– 1,913,668
Redevelopment Project and Dinuba Redevelopment Project 2, As Amended, Refunding
Series 2001, 5.000%, 9/01/31 – NPFG Insured
El Monte, California, Senior Lien Certificates of Participation, Department of Public Services
Facility Phase II, Series 2001:
11,800 5.000%, 1/01/21 – AMBAC Insured 7/12 at 100.00 A2 11,817,580
5,000 5.250%, 1/01/34 – AMBAC Insured 7/12 at 100.00 A2 5,001,950
5,610 Folsom Public Financing Authority, California, Special Tax Revenue Bonds, Series 2004A, 9/12 at 102.00 N/R 5,660,658
5.000%, 9/01/21 – AMBAC Insured
8,280 Fontana Public Financing Authority, California, Tax Allocation Revenue Bonds, North Fontana 10/15 at 100.00 A 8,448,664
Redevelopment Project, Series 2005A, 5.000%, 10/01/32 – AMBAC Insured
Golden State Tobacco Securitization Corporation, California, Enhanced Tobacco Settlement
Asset-Backed Revenue Bonds, Series 2005A:
7,250 5.000%, 6/01/35 – FGIC Insured 6/15 at 100.00 AA– 7,437,558
11,065 5.000%, 6/01/45 – AMBAC Insured 6/15 at 100.00 A2 11,235,733
7,500 5.000%, 6/01/45 – AGC Insured 6/15 at 100.00 AA– 7,649,475
20,000 Golden State Tobacco Securitization Corporation, California, Enhanced Tobacco Settlement 6/15 at 100.00 AA– 20,797,200
Asset-Backed Revenue Bonds, Tender Option Bonds Trust 4686, 8.867%, 6/01/45 – AGC Insured (IF) (4)
2,000 Golden State Tobacco Securitization Corporation, California, Enhanced Tobacco Settlement 6/15 at 100.00 A2 2,092,580
Revenue Bonds, Tender Option Bonds Trust 2040, 10.295%, 6/01/45 – FGIC Insured (IF)
3,185 Hesperia Public Financing Authority, California, Redevelopment and Housing Projects Tax 9/17 at 100.00 Ba1 2,510,194
Allocation Bonds, Series 2007A, 5.000%, 9/01/37 – SYNCORA GTY Insured
1,700 Hesperia Unified School District, San Bernardino County, California, Certificates of 2/17 at 100.00 A– 1,706,477
Participation, Capital Improvement, Series 2007, 5.000%, 2/01/41 – AMBAC Insured
435 Indian Wells Redevelopment Agency, California, Tax Allocation Bonds, Consolidated Whitewater 9/13 at 100.00 A3 441,347
Project Area, Series 2003A, 5.000%, 9/01/20 – AMBAC Insured
2,115 Inglewood Redevelopment Agency, California, Tax Allocation Bonds, Merged Redevelopment No Opt. Call N/R 2,309,728
Project, Refunding Series 1998A, 5.250%, 5/01/23 – AMBAC Insured
Inglewood Redevelopment Agency, California, Tax Allocation Bonds, Merged Redevelopment
Project, Subordinate Lien Series 2007A-1:
1,665 5.000%, 5/01/24 – AMBAC Insured 5/17 at 100.00 BBB+ 1,666,365
710 5.000%, 5/01/25 – AMBAC Insured 5/17 at 100.00 BBB+ 705,967
5,125 Irvine Public Facilities and Infrastructure Authority, California, Assessment Revenue Bonds, 9/13 at 100.00 N/R 5,194,751
Series 2003C, 5.000%, 9/02/21 – AMBAC Insured
Jurupa Community Services District, California, Special Tax Bonds, Community Facilities
District 39 Eastvale Area, Series 2012A:
1,000 5.000%, 9/01/37 9/12 at 103.00 N/R 1,003,910
2,000 5.125%, 9/01/42 9/12 at 103.00 N/R 2,022,900
3,500 La Quinta Redevelopment Agency, California, Tax Allocation Bonds, Redevelopment Project 9/12 at 101.00 A+ 3,540,075
Area 1, Series 2001, 5.100%, 9/01/31 – AMBAC Insured
3,400 La Quinta Redevelopment Agency, California, Tax Allocation Bonds, Redevelopment Project Area 9/12 at 102.00 A+ 3,486,326
1, Series 2002, 5.000%, 9/01/22 – AMBAC Insured
5,000 La Quinta Redevelopment Agency, California, Tax Allocation Refunding Bonds, Redevelopment 9/12 at 100.00 A+ 5,015,650
Project Area 1, Series 1998, 5.200%, 9/01/28 – AMBAC Insured
Lancaster Redevelopment Agency, California, Tax Allocation Bonds, Combined Redevelopment
Project Areas Housing Programs, Subordinate Refunding Series 2003:
2,505 4.750%, 8/01/23 – NPFG Insured 8/15 at 102.00 BBB+ 2,507,129
2,425 4.750%, 8/01/27 – NPFG Insured 8/15 at 102.00 BBB+ 2,388,795
3,690 Los Angeles Community Redevelopment Agency, California, Lease Revenue Bonds, Manchester Social 9/15 at 100.00 A1 3,753,320
Services Project, Series 2005, 5.000%, 9/01/37 – AMBAC Insured
1,895 Los Angeles Community Redevelopment Agency, California, Tax Allocation Bonds, Bunker Hill 12/14 at 100.00 AA– 2,063,011
Project, Series 2004A, 5.000%, 12/01/20 – AGM Insured
6,000 Los Angeles Municipal Improvement Corporation, California, Lease Revenue Bonds, Police 1/17 at 100.00 A+ 6,228,540
Headquarters, Series 2006A, 4.750%, 1/01/31 – FGIC Insured
7,460 Los Angeles, California, Certificates of Participation, Municipal Improvement Corporation, 6/13 at 100.00 A+ 7,577,495
Series 2003AW, 5.000%, 6/01/33 – AMBAC Insured
1,500 Los Osos, California, Improvement Bonds, Community Services Wastewater Assessment District 1, 3/13 at 100.00 BBB 1,469,115
Series 2002, 5.000%, 9/02/33 – NPFG Insured
9,270 Moreno Valley Community Redevelopment Agency, California, Tax Allocation Bonds, Series 2007A, 8/17 at 100.00 A– 9,279,826
5.000%, 8/01/38 – AMBAC Insured
800 Moreno Valley Unified School District, Riverside County, California, Special Tax Bonds, 9/14 at 100.00 N/R 818,112
Community Facilities District 2003-1, Series 2004, 5.550%, 9/01/29
2,810 Oakland Joint Powers Financing Authority, California, Lease Revenue Bonds, Administration 8/18 at 100.00 AA– 3,112,300
Building Projects, Series 2008B, 5.000%, 8/01/21 – AGC Insured
3,300 Pacifica, California, Certificates of Participation, Series 2008, 5.375%, 1/01/37 – 1/16 at 102.00 A 3,513,510
AMBAC Insured
5,000 Palm Desert Financing Authority, California, Tax Allocation Revenue Refunding Bonds, Project 10/12 at 102.00 BBB 5,020,500
Area 1, Series 2002, 5.000%, 4/01/25 – NPFG Insured
1,000 Palm Springs Financing Authority, California, Lease Revenue Bonds, Convention Center Project, 11/14 at 102.00 A 1,049,640
Refunding Series 2004A, 5.500%, 11/01/35 – NPFG Insured
4,140 Plumas County, California, Certificates of Participation, Capital Improvement Program, Series 6/13 at 101.00 A 4,214,437
2003A, 5.000%, 6/01/28 – AMBAC Insured
390 Poway Redevelopment Agency, California, Tax Allocation Refunding Bonds, Paguay Redevelopment 12/12 at 100.00 BBB 391,782
Project, Series 2000, 5.750%, 6/15/33 – NPFG Insured
7,000 Rancho Cucamonga Redevelopment Agency, California, Housing Set-Aside Tax Allocation Bonds, 9/17 at 100.00 A+ 7,041,160
Series 2007A, 5.000%, 9/01/34 – NPFG Insured
1,045 Rialto Redevelopment Agency, California, Tax Allocation Bonds, Merged Project Area, Series 9/15 at 100.00 A– 1,048,177
2005A, 5.000%, 9/01/35 – SYNCORA GTY Insured
3,000 Riverside County Public Financing Authority, California, Tax Allocation Bonds, Multiple 10/15 at 100.00 BBB 2,815,170
Projects, Series 2005A, 5.000%, 10/01/35 – SYNCORA GTY Insured
4,475 Riverside County, California, Asset Leasing Corporate Leasehold Revenue Bonds, Riverside 6/13 at 100.50 A+ 4,530,132
County Hospital Project, Series 1997B, 5.000%, 6/01/19 – NPFG Insured
1,000 Rocklin Unified School District, Placer County, California, Special Tax Bonds, Community 9/13 at 100.00 AA– 1,008,270
Facilities District 1, Series 2004, 5.000%, 9/01/25 – NPFG Insured
5,000 Roseville Financing Authority, California, Special Tax Revenue Bonds, Series 2007A, 5.000%, 9/17 at 100.00 N/R 4,859,350
9/01/33 – AMBAC Insured
1,305 Roseville, California, Certificates of Participation, Public Facilities, Series 2003A, 5.000%, 8/13 at 100.00 AA– 1,328,568
8/01/25 – AMBAC Insured
4,295 San Bernardino Joint Powers Financing Authority, California, Certificates of Participation 9/12 at 100.00 BBB 4,299,896
Refunding, Police Station Financing Project, Series 1999, 5.500%, 9/01/20 – NPFG Insured
4,930 San Diego Redevelopment Agency, California, Subordinate Lien Tax Increment and Parking Revenue 9/12 at 100.00 A 4,933,599
Bonds, Centre City Project, Series 2003B, 5.250%, 9/01/26
5,150 San Jacinto Unified School District, Riverside County, California, Certificates of 9/20 at 100.00 AA 5,540,010
Participation, Series 2010, 5.375%, 9/01/40 – AGC Insured
2,770 San Jose Financing Authority, California, Lease Revenue Refunding Bonds, Civic Center Project, 6/12 at 100.00 AA 2,778,449
Series 2002B, 5.000%, 6/01/32 – AMBAC Insured
4,000 San Jose Financing Authority, California, Lease Revenue Refunding Bonds, Convention Center 9/12 at 100.00 AA 4,013,800
Project, Series 2001F, 5.000%, 9/01/19 – NPFG Insured
815 San Jose Redevelopment Agency, California, Tax Allocation Bonds, Merged Area Redevelopment 8/17 at 100.00 BBB 830,542
Project, Series 2006C, 5.000%, 8/01/25 – NPFG Insured
1,000 San Jose Redevelopment Agency, California, Tax Allocation Bonds, Merged Area Redevelopment 8/17 at 100.00 BBB 873,820
Project, Series 2007B, 4.250%, 8/01/36 – SYNCORA GTY Insured
San Jose Redevelopment Agency, California, Tax Allocation Bonds, Merged Project Area,
Series 2005A:
3,310 5.000%, 8/01/20 – NPFG Insured 8/15 at 100.00 BBB 3,373,784
5,000 5.000%, 8/01/28 – NPFG Insured 8/15 at 100.00 BBB 5,022,900
3,000 Santa Clara Redevelopment Agency, California, Tax Allocation Bonds, Bayshore North Project, 6/12 at 100.00 A 3,064,440
Series 1999A, 5.500%, 6/01/23 – AMBAC Insured
3,500 Stockton Public Financing Authority, California, Lease Revenue Bonds, Series 2004, 5.250%, 9/14 at 100.00 BBB 3,114,720
9/01/34 – FGIC Insured
Sweetwater Union High School District Public Financing Authority, California, Special Tax
Revenue Bonds, Series 2005A:
3,565 5.000%, 9/01/25 – AGM Insured 9/15 at 100.00 AA– 3,738,009
5,510 5.000%, 9/01/28 – AGM Insured 9/15 at 100.00 AA– 5,726,268
2,160 Temecula Redevelopment Agency, California, Tax Allocation Revenue Bonds, Redevelopment 8/12 at 100.00 A– 2,161,188
Project 1, Series 2002, 5.125%, 8/01/27 – NPFG Insured
Tustin Community Redevelopment Agency, California, Tax Allocation Housing Bonds Series 2010:
1,205 5.000%, 9/01/30 – AGM Insured 9/20 at 100.00 AA– 1,313,197
3,250 5.250%, 9/01/39 – AGM Insured 9/20 at 100.00 AA– 3,557,970
1,020 Washington Unified School District, Yolo County, California, Certificates of Participation, 8/17 at 100.00 A 1,067,940
Series 2007, 5.125%, 8/01/37 – AMBAC Insured
2,670 Woodland Finance Authority, California, Lease Revenue Bonds, Series 2002, 5.000%, 3/01/32 – 3/13 at 102.00 A1 2,744,119
SYNCORA GTY Insured
2,805 Yucaipa-Calimesa Joint Unified School District, San Bernardino County, California, General 10/12 at 100.00 A2 2,808,927
Obligation Refunding Bonds, Series 2001A, 5.000%, 10/01/31 – NPFG Insured
322,235 Total Tax Obligation/Limited 324,085,908
Transportation – 4.2% (2.9% of Total Investments)
5,480 Bay Area Governments Association, California, BART SFO Extension, Airport Premium Fare Revenue 8/12 at 100.00 N/R 5,482,028
Bonds, Series 2002A, 5.000%, 8/01/26 – AMBAC Insured
2,000 Foothill/Eastern Transportation Corridor Agency, California, Toll Road Revenue Bonds, Series 7/12 at 100.00 BBB– 1,907,020
1995A, 5.000%, 1/01/35
Foothill/Eastern Transportation Corridor Agency, California, Toll Road Revenue Refunding
Bonds, Series 1999:
6,500 0.000%, 1/15/18 – NPFG Insured 7/12 at 73.61 BBB 4,752,605
7,500 5.875%, 1/15/29 1/14 at 101.00 BBB– 7,649,175
4,000 Orange County Transportation Authority, California, Toll Road Revenue Bonds, 91 Express Lanes 8/13 at 100.00 A1 4,167,280
Project, Series 2003A, 5.000%, 8/15/18 – AMBAC Insured
2,400 San Diego Unified Port District, California, Revenue Bonds, Series 2004B, 5.000%, 9/01/29 – 9/14 at 100.00 A+ 2,495,856
NPFG Insured
27,880 Total Transportation 26,453,964
U.S. Guaranteed – 13.7% (9.6% of Total Investments) (5)
Bonita Unified School District, San Diego County, California, General Obligation Bonds,
Series 2004A:
1,890 5.250%, 8/01/23 (Pre-refunded 8/01/14) – NPFG Insured 8/14 at 100.00 AA (5) 2,092,532
1,250 5.250%, 8/01/25 (Pre-refunded 8/01/14) – NPFG Insured 8/14 at 100.00 AA (5) 1,383,950
2,815 California Health Facilities Financing Authority, Revenue Bonds, Lucile Salter Packard 8/13 at 100.00 AA (5) 2,974,976
Children’s Hospital, Series 2003C, 5.000%, 8/15/20 (Pre-refunded 8/15/13) – AMBAC Insured
2,250 California Infrastructure and Economic Development Bank, First Lien Revenue Bonds, San 1/28 at 100.00 Aaa 3,050,618
Francisco Bay Area Toll Bridge, Series 2003A, 5.000%, 7/01/36 (Pre-refunded 1/01/28) –
AMBAC Insured
9,000 California State University, Systemwide Revenue Bonds, Series 2002A, 5.125%, 11/01/26 11/12 at 100.00 Aa2 (5) 9,185,940
(Pre-refunded 11/01/12) – AMBAC Insured
500 California State, General Obligation Bonds, Series 2004, 5.250%, 4/01/34 (Pre-refunded 4/01/14) 4/14 at 100.00 Aaa 545,845
1,495 Central Unified School District, Fresno County, California, General Obligation Bonds, Series 9/12 at 100.00 N/R (5) 1,514,854
1993, 5.625%, 3/01/18 – AMBAC Insured (ETM)
6,125 Golden State Tobacco Securitization Corporation, California, Tobacco Settlement Asset-Backed 6/13 at 100.00 Aaa 6,586,825
Revenue Bonds, Series 2003A-2, 7.900%, 6/01/42 (Pre-refunded 6/01/13)
2,030 Hacienda La Puente Unified School District, Los Angeles County, California, General Obligation 8/13 at 100.00 AA– (5) 2,142,949
Bonds, Series 2003B, 5.000%, 8/01/27 (Pre-refunded 8/01/13) – AGM Insured
6,000 Huntington Park Redevelopment Agency, California, Single Family Residential Mortgage Revenue No Opt. Call Aaa 9,007,680
Refunding Bonds, Series 1986A, 8.000%, 12/01/19 (ETM)
2,000 Los Angeles, California, General Obligation Bonds, Series 2002A, 5.000%, 9/01/22 (Pre-refunded 9/12 at 100.00 AA– (5) 2,024,180
9/01/12) – NPFG Insured
1,770 Los Angeles Unified School District, California, Certificates of Participation, Administration 3/13 at 100.00 Aa3 1,834,817
Building Project II, Series 2002C, 5.000%, 10/01/27 (Pre-refunded 3/11/13) – AMBAC Insured
Los Rios Community College District, Sacramento, El Dorado and Yolo Counties, California,
General Obligation Bonds, Series 2006C:
2,110 5.000%, 8/01/21 (Pre-refunded 8/01/14) – AGM Insured (UB) 8/14 at 102.00 Aa2 (5) 2,366,660
3,250 5.000%, 8/01/22 (Pre-refunded 8/01/14) – AGM Insured (UB) 8/14 at 102.00 Aa2 (5) 3,645,330
3,395 5.000%, 8/01/23 (Pre-refunded 8/01/14) – AGM Insured (UB) 8/14 at 102.00 Aa2 (5) 3,807,968
1,000 5.000%, 8/01/25 (Pre-refunded 8/01/14) – AGM Insured (UB) 8/14 at 102.00 Aa2 (5) 1,121,640
21,185 Orange County Sanitation District, California, Certificates of Participation, Series 2003, 8/13 at 100.00 AAA 22,350,811
5.000%, 2/01/33 (Pre-refunded 8/01/13) – FGIC Insured (UB)
4,640 Rancho Mirage Joint Powers Financing Authority, California, Revenue Bonds, Eisenhower Medical 7/14 at 100.00 Baa2 (5) 5,176,291
Center, Series 2004, 5.875%, 7/01/26 (Pre-refunded 7/01/14)
2,390 Solano County, California, Certificates of Participation, Series 2002, 5.250%, 11/01/24 11/12 at 100.00 AA– (5) 2,440,620
(Pre-refunded 11/01/12) – NPFG Insured
West Basin Municipal Water District, California, Revenue Certificates of Participation,
Series 2003A:
1,345 5.000%, 8/01/20 (Pre-refunded 8/01/13) – NPFG Insured 8/13 at 100.00 Aa2 (5) 1,419,015
1,625 5.000%, 8/01/30 (Pre-refunded 8/01/13) – NPFG Insured 8/13 at 100.00 Aa2 (5) 1,714,424
78,065 Total U.S. Guaranteed 86,387,925
Utilities – 4.6% (3.2% of Total Investments)
9,000 Anaheim Public Finance Authority, California, Revenue Bonds, Electric System Distribution 10/12 at 100.00 AA– 9,120,690
Facilities, Series 2002A, 5.000%, 10/01/27 – AGM Insured
1,000 Anaheim Public Finance Authority, California, Second Lien Electric Distribution Revenue Bonds, 10/14 at 100.00 AA– 1,063,040
Series 2004, 5.250%, 10/01/21 – NPFG Insured
Long Beach Bond Finance Authority, California, Natural Gas Purchase Revenue Bonds,
Series 2007A:
2,490 5.000%, 11/15/35 No Opt. Call A 2,570,502
945 5.500%, 11/15/37 No Opt. Call A 1,038,640
275 Los Angeles Department of Water and Power, California, Power System Revenue Bonds, Series 7/13 at 100.00 AA– 288,214
2003A-2, 5.000%, 7/01/21 – NPFG Insured
2,155 Merced Irrigation District, California, Electric System Revenue Bonds, Series 2005, 5.125%, 9/15 at 100.00 N/R 2,160,258
9/01/31 – SYNCORA GTY Insured
100 Sacramento City Financing Authority, California, Capital Improvement Revenue Bonds, Solid 6/12 at 100.00 N/R 100,130
Waste and Redevelopment Projects, Series 1999, 5.800%, 12/01/19 – AMBAC Insured
Santa Clara, California, Subordinate Electric Revenue Bonds, Series 2003A:
2,800 5.000%, 7/01/24 – NPFG Insured 7/13 at 100.00 A+ 2,924,236
5,000 5.000%, 7/01/28 – NPFG Insured 7/13 at 100.00 A+ 5,197,500
4,000 Southern California Public Power Authority, California, Milford Wind Corridor Phase I Revenue 1/20 at 100.00 AA– 4,581,240
Bonds, Series 2010-1, 5.000%, 7/01/28
27,765 Total Utilities 29,044,450
Water and Sewer – 19.9% (13.9% of Total Investments)
3,300 Atwater Public Financing Authority, California, Wastewater Revenue Bonds, Tender Option Bond 5/19 at 100.00 AA– 4,333,824
Trust 3145, 17.955%, 5/01/40 – AGM Insured (IF)
2,185 California Department of Water Resources, Water System Revenue Bonds, Central Valley Project, 12/12 at 100.00 AAA 2,235,430
Series 2002X, 5.150%, 12/01/23 – FGIC Insured
1,000 Castaic Lake Water Agency, California, Certificates of Participation, Series 2006C, 5.000%, 8/16 at 100.00 AA– 1,040,900
8/01/36 – NPFG Insured
5,255 El Dorado Irrigation District, California, Water and Sewer Certificates of Participation, 3/13 at 100.00 A1 5,386,848
Series 2003A, 5.000%, 3/01/20 – FGIC Insured
3,230 El Dorado Irrigation District, California, Water and Sewer Certificates of Participation, 3/14 at 100.00 A1 3,400,092
Series 2004A, 5.000%, 3/01/21 – FGIC Insured
2,250 Fortuna Public Finance Authority, California, Water Revenue Bonds, Series 2006, 5.000%, 10/16 at 100.00 AA– 2,361,870
10/01/36 – AGM Insured
1,480 Healdsburg Public Financing Authority, California, Wastewater Revenue Bonds, Series 2006, 4/16 at 100.00 AA– 1,545,682
5.000%, 4/01/36 – NPFG Insured
5,000 Indio Water Authority, California, Water Revenue Bonds, Series 2006, 5.000%, 4/01/31 – 4/16 at 100.00 A+ 5,249,250
AMBAC Insured
12,230 Los Angeles County Sanitation Districts Financing Authority, California, Capital Projects 10/15 at 100.00 AA– 13,239,953
Revenue Bonds, District 14, Series 2005, 5.000%, 10/01/34 – FGIC Insured
Los Angeles County Sanitation Districts Financing Authority, California, Senior Revenue Bonds,
Capital Projects, Series 2003A:
2,700 5.000%, 10/01/21 – AGM Insured 10/13 at 100.00 AA+ 2,854,710
4,500 5.000%, 10/01/23 – AGM Insured 10/13 at 100.00 AA+ 4,761,585
16,000 Los Angeles Department of Water and Power, California, Waterworks Revenue Bonds, Series 7/22 at 100.00 AA 17,973,280
2012A, 5.000%, 7/01/43 (WI/DD, Settling 6/06/12)
2,135 Manteca Financing Authority, California, Sewerage Revenue Bonds, Series 2003B, 5.000%, 12/13 at 100.00 Aa3 2,179,301
12/01/33 – NPFG Insured
1,320 Marina Coast Water District, California, Enterprise Certificate of Participation, Series 2006, 6/16 at 100.00 AA– 1,385,010
5.000%, 6/01/31 – NPFG Insured
1,500 Placerville Public Financing Authority, California, Wastewater System Refinancing and 9/16 at 100.00 N/R 1,447,185
Improvement Project Revenue Bonds, Series 2006, 5.000%, 9/01/34 – SYNCORA GTY Insured
1,520 San Buenaventura, California, Water Revenue Certificates of Participation, Series 2004, 10/14 at 100.00 AA 1,584,007
5.000%, 10/01/25 – AMBAC Insured
9,000 San Diego County Water Authority, California, Water Revenue Certificates of Participation, 5/18 at 100.00 AA+ 9,773,190
Series 2008A, 5.000%, 5/01/38 – AGM Insured
3,675 San Dieguito Water District, California, Water Revenue Bonds, Refunding Series 2004, 5.000%, 10/14 at 100.00 AA+ 3,980,246
10/01/23 – FGIC Insured
25,000 San Francisco City and County Public Utilities Commission, California, Water Revenue Bonds, 5/22 at 100.00 AA– 27,775,250
Series 2012A, 5.000%, 11/01/43 (WI/DD, Settling 6/07/12)
Santa Clara Valley Water District, California, Certificates of Participation, Series 2004A:
1,400 5.000%, 2/01/19 – FGIC Insured 2/14 at 100.00 AAA 1,499,078
445 5.000%, 2/01/20 – FGIC Insured 2/14 at 100.00 AAA 475,647
465 5.000%, 2/01/21 – FGIC Insured 2/14 at 100.00 AAA 497,025
Semitropic Water Storage District, Kern County, California, Water Banking Revenue Bonds,
Series 2004A:
1,315 5.500%, 12/01/20 – SYNCORA GTY Insured 12/14 at 100.00 AA 1,461,083
1,415 5.500%, 12/01/21 – SYNCORA GTY Insured 12/14 at 100.00 AA 1,569,221
1,180 South Feather Water and Power Agency, California, Water Revenue Certificates of Participation, 4/13 at 100.00 A 1,194,066
Solar Photovoltaic Project, Series 2003, 5.375%, 4/01/24
875 West Basin Municipal Water District, California, Revenue Certificates of Participation, Series 8/13 at 100.00 Aa2 906,133
2003A, 5.000%, 8/01/30 – NPFG Insured
Yorba Linda Water District, California, Certificates of Participation, Highland Reservoir
Renovation, Series 2003:
2,010 5.000%, 10/01/28 – FGIC Insured 10/13 at 100.00 AA+ 2,108,510
2,530 5.000%, 10/01/33 – FGIC Insured 10/13 at 100.00 AA+ 2,653,995
114,915 Total Water and Sewer 124,872,371
$ 1,046,323 Total Investments (cost $839,355,227) – 143.2% 900,307,957
Floating Rate Obligations – (3.8)% (24,125,000)
Variable Rate Demand Preferred Shares, at Liquidation Value – (40.8)% (6) (256,600,000)
Other Assets Less Liabilities – 1.4% 8,961,283
Net Assets Applicable to Common Shares – 100% $ 628,544,240

Fair Value Measurements

Fair value is defined as the price that the Fund would receive upon selling an investment or transferring a liability in an orderly transaction to an independent buyer in the principal or most advantageous market for the investment. A three-tier hierarchy is used to maximize the use of observable market data and minimize the use of unobservable inputs and to establish classification of fair value measurements for disclosure purposes. Observable inputs reflect the assumptions market participants would use in pricing the asset or liability. Observable inputs are based on market data obtained from sources independent of the reporting entity. Unobservable inputs reflect the reporting entity’s own assumptions about the assumptions market participants would use in pricing the asset or liability. Unobservable inputs are based on the best information available in the circumstances. The three-tier hierarchy of inputs is summarized in the three broad levels listed below:

Level 1 – Quoted prices in active markets for identical securities.

Level 2 – Other significant observable inputs (including quoted prices for similar securities, interest rates, prepayment speeds, credit risk, etc.).

Level 3 – Significant unobservable inputs (including management’s assumptions in determining the fair value of investments).

The inputs or methodologies used for valuing securities are not an indication of the risk associated with investing in those securities. The following is a summary of the Fund’s fair value measurements as of May 31, 2012:

Level 1 Level 2 Level 3 Total
Long-Term Investments:
Municipal Bonds $ — $ 900,307,957 $ — $ 900,307,957

During the period ended May 31, 2012, the Fund recognized no transfers to or from Level 1, Level 2 or Level 3.

Income Tax Information

The following information is presented on an income tax basis. Differences between amounts for financial statement and federal income tax purposes are primarily due to timing differences in recognizing taxable market discount, timing differences in recognizing certain gains and losses on investment transactions and the treatment of investments in inverse floating rate securities reflected as financing transactions, if any. To the extent that differences arise that are permanent in nature, such amounts are reclassified within the capital accounts on the Statement of Assets and Liabilities presented in the annual report, based on their federal tax basis treatment; temporary differences do not require reclassification. Temporary and permanent differences do not impact the net asset value of the Fund.

At May 31, 2012, the cost of investments was $814,796,367.

Gross unrealized appreciation and gross unrealized depreciation of investments at May 31, 2012, were as follows:

Gross unrealized: — Appreciation $ 66,014,865
Depreciation (4,625,758 )
Net unrealized appreciation (depreciation) of investments $ 61,389,107
(1) All percentages shown in the Portfolio of Investments are based on net assets applicable to Common
shares unless otherwise noted.
(2) Optional Call Provisions: Dates (month and year) and prices of the earliest optional call or redemption.
There may be other call provisions at varying prices at later dates. Certain mortgage-backed securities
may be subject to periodic principal paydowns.
(3) Ratings: Using the highest of Standard & Poor’s Group (“Standard & Poor’s”), Moody’s Investors Service,
Inc. (“Moody’s”) or Fitch, Inc. (“Fitch”) rating. Ratings below BBB by Standard & Poor’s, Baa by Moody’s
or BBB by Fitch are considered to be below investment grade. Holdings designated N/R are not rated
by any of these national rating agencies.
(4) Investment, or portion of investment, has been pledged to collateralize the net payment obligations for
investments in inverse floating rate transactions.
(5) Backed by an escrow or trust containing sufficient U.S. Government or U.S. Government agency
securities, which ensure the timely payment of principal and interest. Certain bonds backed by U.S.
Government or agency securities are regarded as having an implied rating equal to the rating of
such securities.
(6) Variable Rate Demand Preferred Shares, at Liquidation Value as a percentage of Total Investments
is 28.5%.
N/R Not rated.
WI/DD Purchased on a when-issued or delayed delivery basis.
(ETM) Escrowed to maturity.
(IF) Inverse floating rate investment.
(UB) Underlying bond of an inverse floating rate trust reflected as a financing transaction.

Item 2. Controls and Procedures.

a. The registrant's principal executive and principal financial officers, or persons performing similar functions, have concluded that the registrant's disclosure controls and procedures (as defined in Rule 30a-3(c) under the Investment Company Act of 1940, as amended (the "1940 Act") (17 CFR 270.30a-3(c))) are effective, as of a date within 90 days of the filing date of this report that includes the disclosure required by this paragraph, based on their evaluation of the controls and procedures required by Rule 30a-3(b) under the 1940 Act (17 CFR 270.30a-3(b)) and Rule 13a-15(b) or 15d-15(b) under the Securities Exchange Act of 1934 (17 CFR 240.13a-15(b) or 240.15d-15(b)).

b. There were no changes in the registrant's internal control over financial reporting (as defined in Rule 30a-3(d) under the 1940 Act (17 CFR 270.30a-3(d)) that occurred during the registrant's last fiscal quarter that have materially affected, or are reasonably likely to materially affect, the registrant's internal control over financial reporting.

Item 3. Exhibits.

File as exhibits as part of this Form a separate certification for each principal executive officer and principal financial officer of the registrant as required by Rule 30a-2(a) under the 1940 Act (17 CFR 270.30a-2(a)), exactly as set forth below: See EX-99 CERT attached hereto.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

(Registrant) N uveen California AMT-Free Municipal Income Fund

By (Signature and Title) /s/ Kevin J. McCarthy

Kevin J. McCarthy

Vice President and Secretary

Date: July 30, 2012

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, this report has been signed below by the following persons on behalf of the registrant and in the capacities and on the dates indicated.

By (Signature and Title) /s/ Gifford R. Zimmerman

Gifford R. Zimmerman

Chief Administrative Officer (principal executive officer)

Date: July 30, 2012

By (Signature and Title) /s/ Stephen D. Foy

Stephen D. Foy

Vice President and Controller (principal financial officer)

Date: July 30, 2012

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