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BLACKROCK MUNICIPAL INCOME TRUST

Regulatory Filings Sep 25, 2008

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N-Q 1 c54717_n-q.htm

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

FORM N-Q

QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY

Investment Company Act file number 811-10339

Name of Fund: BlackRock Municipal Income Trust (BFK)

Fund Address: 100 Bellevue Parkway, Wilmington, DE 19809

Name and address of agent for service: Donald C. Burke, Chief Executive Officer, BlackRock Municipal Income Trust, 800 Scudders Mill Road, Plainsboro, NJ, 08536. Mailing address: P.O. Box 9011, Princeton, NJ, 08543-9011

Registrant’s telephone number, including area code: (800) 882-0052, Option 4

Date of fiscal year end: 10/31/2008

Date of reporting period: 05/01/2008 – 07/31/2008

Item 1 – Schedule of Investments

BlackRock Municipal Income Trust — Schedule of Investments July 31, 2008 (Unaudited) (Percentages shown are based on Net Assets)
Par
State Municipal Bonds (000) Value
Alabama - 2.9% Huntsville, Alabama, Health Care Authority Revenue Bonds,
Series B, 5.75%, 6/01/12 (a) $ 15,000 $ 16,551,450
Arizona - 6.7% Phoenix and Pima County, Arizona, IDA, S/F Mortgage Revenue
Refunding Bonds, AMT, Series 2007-1, 5.25%, 8/01/38 (b)(c) 5,213 5,135,002
Pima County, Arizona, IDA, Education Revenue Bonds (American
Charter Schools Foundation), Series A, 5.625%, 7/01/38 4,590 4,038,466
Salt Verde Financial Corporation, Arizona, Senior Gas Revenue Bonds,
5%, 12/01/32 10,280 8,739,748
Salt Verde Financial Corporation, Arizona, Senior Gas Revenue Bonds,
5%, 12/01/37 14,395 11,971,458
Scottsdale, Arizona, IDA, Hospital Revenue Bonds (Scottsdale
Healthcare), 5.80%, 12/01/11 (a) 7,000 7,711,620
37,596,294
California - 17.1% California County Tobacco Securitization Agency, Tobacco Revenue
Bonds (Stanislaus County Tobacco Funding Corporation), Sub-Series C,
6.30%, 6/01/55 (d) 17,855 349,244
California State, GO, Refunding, 5%, 6/01/32 11,670 11,430,415
California State, GO, Refunding, 5%, 6/01/34 7,000 6,817,300
California Statewide Communities Development Authority, Health
Facility Revenue Bonds (Memorial Health Services), Series A, 5.50%,
10/01/33 5,000 4,925,900
Foothill/Eastern Corridor Agency, California, Toll Road Revenue
Refunding Bonds, 6.09%, 1/15/32 (d) 54,635 11,645,450
Foothill/Eastern Corridor Agency, California, Toll Road Revenue
Refunding Bonds, 6.019%, 1/15/34 (d) 20,535 3,836,554
Foothill/Eastern Corridor Agency, California, Toll Road Revenue
Refunding Bonds, 6.09%, 1/15/38 (d) 75,000 10,492,500
Golden State Tobacco Securitization Corporation of California,
Tobacco Settlement Revenue Bonds, Series A-1,
6.625%, 6/01/13 (a) 10,000 11,371,700
Lincoln, California, Special Tax Bonds (Community Facilities District
Number 2003-1), 6%, 9/01/13 (a) 3,115 3,558,763
Los Angeles, California, Regional Airports Improvement
Corporation, Facilities Lease Revenue Refunding Bonds
(LAXFUEL Corporation - Los Angeles International Airport),
AMT, 5.50%, 1/01/32 (e) 13,320 13,044,675
Murrieta, California, Community Facilities District Number 2, Special
Special Tax Bonds (The Oaks Improvement Area Project),
Series A, 6%, 9/01/34 5,000 4,833,600
Portfolio Abbreviations

To simplify the listings of portfolio holdings in the Schedule of Investments, the names of many of the securities have been abbreviated according to the list below.

AMT Alternative Minimum Tax (subject to) IDA Industrial Development Authority
EDA Economic Development Authority IDR Industrial Development Revenue Bonds
EDR Economic Development Revenue Bonds M/F Multi-Family
GO General Obligation Bonds PCR Pollution Control Revenue Bonds
HFA Housing Finance Authority S/F Single-Family
HDA Housing Development Authority SIFMA Securities Industry and Financial Markets
Association

1

BlackRock Municipal Income Trust — Schedule of Investments July 31, 2008 (Unaudited) (Percentages shown are based on Net Assets)
Par
State Municipal Bonds (000) Value
University of California Revenue Bonds, Series B, 4.75%, 5/15/38 $ 10,565 $ 10,125,707
West Valley Mission Community College District, California, GO
(Election of 2004), Series A, 4.75%, 8/01/30 (f) 4,015 3,950,399
96,382,207
Colorado - 1.8% Colorado Health Facilities Authority, Revenue Refunding Bonds
(Poudre Valley Health Care), 5.20%, 3/01/31 (f) 1,440 1,451,505
Colorado Springs, Colorado, Utilities System Improvement Revenue
Bonds, Subordinate Lien, Series C, 5%, 11/15/45 (f) 2,545 2,515,096
Denver, Colorado, Health and Hospital Authority, Healthcare Revenue
Bonds, Series A, 6%, 12/01/11 (a) 3,500 3,849,580
Park Creek Metropolitan District, Colorado, Senior Limited Tax
Supported Revenue Refunding Bonds, 5.50%, 12/01/37 2,530 2,307,613
10,123,794
District of Columbia - 7.2% District of Columbia Revenue Bonds (Georgetown University),
Series A, 6.013%, 4/01/11 (a)(d)(g) 15,600 3,287,388
District of Columbia Revenue Bonds (Georgetown University),
Series A, 6.015%, 4/01/11 (a)(d)(g) 51,185 10,160,222
District of Columbia, Revenue Refunding Bonds (Friendship Public
Charter School, Inc.), 5.25%, 6/01/33 (h) 2,390 1,975,717
District of Columbia Tobacco Settlement Financing Corporation, Asset-
Backed Revenue Refunding Bonds, 6.75%, 5/15/40 25,535 25,267,648
40,690,975
Florida - 9.8% Heritage Isle at Viera Community Development District, Florida,
Special Assessment Bonds, Series A, 6%, 5/01/35 1,905 1,855,336
Highlands County, Florida, Health Facilities Authority, Hospital
Revenue Bonds (Adventist Health System), Series A,
6%, 11/15/11 (a) 9,670 10,675,293
Martin County, Florida, IDA, IDR, Refunding (Indiantown Cogeneration
Project), AMT, Series A, 7.875%, 12/15/25 9,000 9,016,650
Miami Beach, Florida, Health Facilities Authority, Hospital Revenue
Refunding Bonds (Mount Sinai Medical Center of Florida), 6.75%,
11/15/21 11,685 11,886,449
Orange County, Florida, Tourist Development, Tax Revenue Refunding
Bonds, 4.75%, 10/01/32 (i) 10,830 10,092,585
Stevens Plantation Community Development District, Florida, Special
Assessment Revenue Bonds, Series A, 7.10%, 5/01/35 3,830 3,832,987
Village Community Development District Number 5, Florida, Special
Assessment Bonds, 5.625%, 5/01/22 7,965 7,796,461
55,155,761
Georgia - 1.2% Main Street Natural Gas, Inc., Georgia, Gas Project Revenue Bonds,
Series A, 6.375%, 7/15/38 3,500 3,190,670
Richmond County, Georgia, Development Authority, Environmental
Improvement Revenue Refunding Bonds (International Paper Co.
Projects), AMT, Series A, 6%, 2/01/25 4,000 3,648,600
6,839,270
Idaho - 3.2% University of Idaho, Student Fee Revenue Bonds (University Housing
Improvement Projects), 5.40%, 4/01/11 (a)(j) 16,970 18,163,161

2

BlackRock Municipal Income Trust — Schedule of Investments as of July 31, 2008 (Unaudited) (Percentages shown are based on Net Assets)
Par
State Municipal Bonds (000) Value
Illinois - 8.5% Bolingbrook, Illinois, GO, Refunding, Series B, 6%, 1/01/33 (d)(j) $ 7,120 $ 1,796,590
Bolingbrook, Illinois, GO, Refunding, Series B, 6%, 1/01/34 (d)(j) 14,085 3,309,693
Centerpoint Intermodal Center Program Trust, Illinois, Tax Allocation
Bonds, Class A, 8%, 6/15/23 (k) 4,630 4,229,737
Illinois Educational Facilities Authority, Revenue Refunding Bonds
(University of Chicago), Series A, 5.25%, 7/01/41 760 766,194
Illinois Educational Facilities Authority, Student Housing Revenue
Bonds (Education Advancement Fund - University Center Project at
DePaul), 6.25%, 5/01/12 (a) 10,000 11,227,000
Illinois Health Facilities Authority, Revenue Refunding Bonds
(Elmhurst Memorial Healthcare), 5.50%, 1/01/22 5,000 4,929,850
Illinois Health Facilities Authority, Revenue Refunding Bonds
(Elmhurst Memorial Healthcare), 5.625%, 1/01/28 6,000 5,864,640
Illinois Municipal Electric Agency, Power Supply Revenue Bonds,
4.50%, 2/01/35 (j) 7,975 7,000,216
Illinois State Finance Authority Revenue Bonds (Friendship Village of
Schaumburg), Series A, 5.625%, 2/15/37 1,685 1,325,808
Illinois State Finance Authority Revenue Bonds (Monarch Landing, Inc.
Project), Series A, 7%, 12/01/37 2,885 2,777,130
Illinois State Finance Authority Revenue Bonds (Northwestern
Memorial Hospital), Series A, 5.50%, 8/15/14 (a) 3,700 4,112,365
Illinois State Finance Authority, Student Housing Revenue Bonds (MJH
Education Assistance IV LLC), Sub-Series B, 5.375%, 6/01/35 1,675 494,041
47,833,264
Indiana - 6.1% Indiana Health Facilities Financing Authority, Hospital Revenue
Refunding Bonds (Methodist Hospital, Inc.), 5.50%, 9/15/31 9,000 7,833,510
Petersburg, Indiana, PCR, Refunding (Indianapolis Power & Light Co.
Project), AMT, 5.90%, 12/01/24 10,000 9,531,900
Petersburg, Indiana, PCR, Refunding (Indianapolis Power & Light Co.
Project), AMT, 5.95%, 12/01/29 16,000 15,095,840
Vincennes, Indiana, EDR, Refunding, 6.25%, 1/01/24 2,305 2,061,315
34,522,565
Kentucky - 0.2% Kentucky Housing Corporation, Housing Revenue Bonds, AMT,
Series F, 5.45%, 1/01/32 (l)(m) 1,365 1,276,015
Louisiana - 2.1% Louisiana Local Government Environmental Facilities and
Community Development Authority, Revenue Bonds (Capital
Projects and Equipment Acquisition Program), 6.55%, 9/01/25 (h) 9,215 8,787,147
Saint Tammany Parish, Louisiana, Financing Authority, S/F
Mortgage Revenue Bonds (Home Ownership Program),
Series A, 5.25%, 12/01/39 (b)(c) 3,187 3,114,926
11,902,073
Maryland - 0.6% Maryland State Community Development Administration,
Department of Housing and Community Development, Residential
Revenue Refunding Bonds, AMT, Series A, 4.65%, 9/01/32 2,665 2,180,690
Maryland State Health and Higher Educational Facilities Authority,
Revenue Refunding Bonds (MedStar Health, Inc.), 5.50%, 8/15/33 1,205 1,163,693
3,344,383

3

BlackRock Municipal Income Trust — Schedule of Investments July 31, 2008 (Unaudited) (Percentages shown are based on Net Assets)
Par
State Municipal Bonds (000) Value
Michigan - 0.7% Michigan State Hospital Finance Authority, Revenue Refunding Bonds
(Henry Ford Health System), Series A, 5.25%, 11/15/46 $ 4,230 $ 3,795,156
Mississippi - 3.3% Gulfport, Mississippi, Hospital Facility Revenue Bonds (Memorial
Hospital at Gulfport Project), Series A, 5.75%, 7/01/31 18,680 18,514,682
Missouri - 0.1% Missouri Joint Municipal Electric Utility Commission, Power Project
Revenue Bonds (Plum Point Project), 4.60%, 1/01/36 695 577,024
Nebraska - 1.2% Omaha Public Power District, Nebraska, Electric System Revenue
Bonds, Series A, 4.75%, 2/01/44 6,990 6,579,687
Nevada - 0.9% Clark County, Nevada, EDR, Refunding (Alexander Dawson School of
Nevada Project), 5%, 5/15/29 5,260 5,049,390
New Hampshire - 1.3% New Hampshire Health and Education Facilities Authority Revenue
Bonds (Exeter Hospital Obligated Group), 5.75%, 10/01/31 3,500 3,512,075
New Hampshire State Business Finance Authority, PCR, Refunding
(Public Service Company Project), AMT, Series B,
4.75%, 5/01/21 (g) 4,000 3,706,560
7,218,635
New Jersey - 7.9% Middlesex County, New Jersey, Improvement Authority, Subordinate
Revenue Bonds (Heldrich Center Hotel/Conference Project), Series B,
6.25%, 1/01/37 3,680 3,073,904
New Jersey EDA, Cigarette Tax Revenue Bonds, 5.75%, 6/15/29 18,500 17,325,805
New Jersey EDA, EDR, Refunding (Kapkowski Road Landfill
Reclamation Improvement District Project), 6.50%, 4/01/28 8,000 7,924,640
New Jersey EDA, Special Facility Revenue Bonds (Continental Airlines
Inc. Project), AMT, 7%, 11/15/30 15,410 12,039,217
Tobacco Settlement Financing Corporation of New Jersey, Asset-
Backed Revenue Refunding Bonds, Series 1A, 4.50%, 6/01/23 4,620 4,120,763
44,484,329
New York - 4.5% Albany, New York, IDA, Civic Facility Revenue Bonds (New Covenant
Charter School Project), Series A, 7%, 5/01/35 1,820 1,376,776
New York City, New York, City IDA, Special Facility Revenue
Bonds (American Airlines, Inc. - JFK International Airport),
AMT, 8%, 8/01/28 5,000 4,382,000
New York City, New York, City IDA, Special Facility Revenue Bonds
(Continental Airlines Inc. Project), AMT, 7.75%, 8/01/31 22,140 18,759,886
New York Liberty Development Corporation Revenue Bonds (Goldman
Sachs Headquarters), 5.25%, 10/01/35 675 689,749
25,208,411
North Carolina - 3.5% Gaston County, North Carolina, Industrial Facilities and Pollution
Control Financing Authority, Revenue Bonds (National Gypsum
Company Project), AMT, 5.75%, 8/01/35 12,130 9,412,637
North Carolina Capital Facilities Finance Agency, Revenue
Refunding Bonds (Duke University Project),
Series B, 4.25%, 7/01/42 12,550 10,529,701
19,942,338
Ohio - 2.3% American Municipal Power, Inc., Ohio, Revenue Refunding Bonds
(Prairie State Energy Campus Project), Series A, 5%, 2/15/38 7,150 6,810,947

4

BlackRock Municipal Income Trust — Schedule of Investments July 31, 2008 (Unaudited) (Percentages shown are based on Net Assets)
Par
State Municipal Bonds (000) Value
Buckeye Tobacco Settlement Financing Authority, Ohio, Tobacco
Settlement Asset-Backed Bonds, Series A-2, 6.50%, 6/01/47 $ 3,120 $ 2,773,462
Pinnacle Community Infrastructure Financing Authority, Ohio,
Revenue Bonds, Series A, 6.25%, 12/01/36 3,760 3,444,160
13,028,569
Oklahoma - 1.7% Oklahoma State Development Finance Authority, Revenue Refunding
Bonds (Saint John Health System), 5%, 2/15/42 3,505 3,299,081
Tulsa, Oklahoma, Municipal Airport Trust, Revenue Refunding Bonds,
Series A, 7.75%, 6/01/35 7,175 6,515,905
9,814,986
Pennsylvania - 4.3% Pennsylvania Economic Development Financing Authority, Exempt
Facilities Revenue Bonds (Amtrak Project), AMT, Series A, 6.375%,
11/01/41 6,500 6,437,145
Pennsylvania Economic Development Financing Authority, Exempt
Facilities Revenue Bonds (Reliant Energy), AMT,
Series A, 6.75%, 12/01/36 15,580 15,622,689
Pennsylvania HFA, S/F Mortgage Revenue Refunding Bonds, AMT,
Series 97A, 4.60%, 10/01/27 2,500 2,109,375
24,169,209
South Carolina - 6.8% Lexington County, South Carolina, Health Services District Inc.,
Hospital Revenue Refunding and Improvement Bonds,
5.50%, 11/01/13 (a) 5,000 5,477,000
Lexington County, South Carolina, Health Services District Inc.,
Hospital Revenue Refunding and Improvement Bonds,
5.75%, 11/01/13 (a) 10,000 11,073,000
Scago Education Facilities Corporation for Chesterfield County
School District, South Carolina, Revenue Refunding Bonds,
5%, 12/01/29 (o) 6,345 6,254,520
South Carolina Jobs EDA, Hospital Facilities Revenue Refunding Bonds
(Palmetto Health Alliance), Series A, 6.25%, 8/01/31 5,075 5,122,604
South Carolina Jobs EDA, Hospital Facilities Revenue Refunding Bonds
(Palmetto Health Alliance), Series C, 6.875%, 8/01/13 (a) 9,000 10,486,430
38,413,554
Tennessee - 2.6% Knox County, Tennessee, Health, Educational and Housing Facilities
Board, Hospital Facilities Revenue Refunding Bonds (Covenant
Health), Series A, 5.70%, 1/01/20 (d)(f) 20,825 11,244,459
Shelby County, Tennessee, Health, Educational and Housing Facility
Board, Hospital Revenue Refunding Bonds (Saint Jude Children's
Research Hospital), 5%, 7/01/25 3,475 3,474,861
14,719,320
Texas - 15.2% Brazos River Authority, Texas, PCR, Refunding (TXU Energy Company
LLC Project), AMT, Series A, 8.25%, 10/01/30 4,370 4,308,908
Harris County-Houston Sports Authority, Texas, Revenue Refunding
Bonds, Junior Lien, Series H, 6.065%, 11/15/35 (d)(g) 5,000 891,400

5

BlackRock Municipal Income Trust — Schedule of Investments July 31, 2008 (Unaudited) (Percentages shown are based on Net Assets)
Par
State Municipal Bonds (000) Value
Harris County-Houston Sports Authority, Texas, Revenue Refunding
Bonds, Senior Lien, Series A, 5.832%, 11/15/38 (d)(g) $ 12,580 $ 1,871,904
Harris County-Houston Sports Authority, Texas, Revenue Refunding
Bonds, Third Lien, Series A-3, 5.97%, 11/15/37 (d)(g) 26,120 4,089,870
Lower Colorado River Authority, Texas, Revenue Refunding Bonds, 5%,
5/15/13 (a)(g) 50 54,122
Lower Colorado River Authority, Texas, Revenue Refunding Bonds, 5%,
5/15/31 (g) 2,345 2,301,031
Lower Colorado River Authority, Texas, Revenue Refunding Bonds,
Series A, 5%, 5/15/13 (a)(g) 5 5,412
Lower Colorado River Authority, Texas, Transmission Contract
Revenue Refunding Bonds (LCRA Transmission Services Corp. Project),
4.75%, 5/15/34 (e) 13,305 12,459,068
Montgomery County, Texas, Municipal Utility District Number 46,
Waterworks and Sewer System, GO, 4.75%, 3/01/30 (g) 1,700 1,616,207
North Texas Tollway Authority, System Revenue Refunding Bonds,
Second Tier, Series F, 6.125%, 1/01/31 12,180 12,327,378
SA Energy Acquisition Public Facilities Corporation, Texas, Gas Supply
Revenue Bonds, 5.50%, 8/01/25 6,540 6,214,504
Texas State Affordable Housing Corporation, M/F Housing Revenue
Bonds (Amern Opportunity Housing Portfolio), Series B,
8%, 3/01/32 (p) 4,435 443,766
Texas State Turnpike Authority, Central Texas Turnpike System
Revenue Bonds, 6.07%, 8/15/32 (d)(e) 35,000 8,009,050
Texas State Turnpike Authority, Central Texas Turnpike System
Revenue Bonds, 6.08%, 8/15/33 (d)(e) 62,325 13,315,736
Texas State Turnpike Authority, Central Texas Turnpike System
Revenue Bonds, 6.08%, 8/15/34 (d)(e) 65,040 13,065,235
Texas State Turnpike Authority, Central Texas Turnpike System
Revenue Bonds, First Tier, Series A, 5%, 8/15/42 (e) 5,000 4,774,400
85,747,991
Virginia - 0.4% Virginia Commonwealth Transportation Board, Transportation
Contract Revenue Refunding Bonds (U.S. Route 28 Project), 5.287%,
4/01/32 (d) 8,105 2,173,113
Washington - 0.8% Washington State Health Care Facilities Authority, Revenue
Refunding Bonds (Providence Health System), Series A,
4.625%, 10/01/34 (j) 5,095 4,569,094
West Virginia - 0.4% West Virginia EDA, Lease Revenue Bonds (Correctional, Juvenile and
Public Safety Facilities), Series A, 5%, 6/01/29 (g) 2,070 2,033,051
Wisconsin - 6.9% Wisconsin State Health and Educational Facilities Authority Revenue
Bonds (Aurora Health Care, Inc.), 6.40%, 4/15/33 7,500 7,625,475
Wisconsin State Health and Educational Facilities Authority, Revenue
Refunding Bonds (Froedtert and Community Health), 5.375%,
10/01/11 (a) 12,545 13,647,706

6

BlackRock Municipal Income Trust — Schedule of Investments July 31, 2008 (Unaudited) (Percentages shown are based on Net Assets)
Par
State Municipal Bonds (000) Value
Wisconsin State Health and Educational Facilities Authority, Revenue
Refunding Bonds (Froedtert and Community Health), 5.375%,
10/01/30 $ 1,205 $ 1,220,810
Wisconsin State Health and Educational Facilities Authority, Revenue
Refunding Bonds (Wheaton Franciscan Services, Inc.),
5.75%, 2/15/12 (a) 15,000 16,552,650
39,046,641
Wyoming - 0.8% Wyoming Community Development Authority, Housing Revenue Bonds,
AMT, Series 3, 4.65%, 12/01/27 2,765 2,356,250
Wyoming Community Development Authority, Housing Revenue Bonds,
AMT, Series 3, 4.70%, 12/01/32 2,605 2,143,186
4,499,436
Multi-State - 8.0% Charter Mac Equity Issuer Trust, 6.30%, 6/30/49 (k)(q) 11,000 11,336,050
Charter Mac Equity Issuer Trust, 6.625%, 6/30/49 (k)(q) 1,000 1,032,720
Charter Mac Equity Issuer Trust, 6.80%, 11/30/50 (k)(q) 6,500 6,960,395
Charter Mac Equity Issuer Trust, 6.80%, 10/31/52 (k)(q) 16,000 17,746,400
MuniMae TE Bond Subsidiary LLC, 6.875%, 6/30/49 (k)(q) 8,000 8,213,120
45,288,685
Puerto Rico - 1.0% Puerto Rico Commonwealth Highway and Transportation Authority,
Transportation Revenue Refunding Bonds, Series N,
5.25%, 7/01/36 (o) 5,000 5,118,300
Total Municipal Bonds - 142.0% 800,372,813
Municipal Bonds Transferred to
Tender Option Bond Trusts (r)
Alabama - 0.8% Birmingham, Alabama, Special Care Facilities Financing Authority,
Revenue Refunding Bonds (Ascension Health Credit),
Series C-2, 5%, 11/15/36 4,548 4,387,472
California - 1.9% Sacramento County, California, Airport System Revenue Bonds, AMT,
Senior Series B, 5.25%, 7/01/39 (f) 6,223 5,957,051
University of California Revenue Bonds, Series C, 4.75%, 5/15/37 (g) 5,000 4,722,600
10,679,651
Colorado -3.5 % Colorado Health Facilities Authority Revenue Bonds (Catholic Health),
Series C-3, 5.10%, 10/01/41 (f) 7,604 7,531,422
Colorado Health Facilities Authority Revenue Bonds (Catholic Health),
Series C-7, 5%, 9/01/36 (f) 4,859 4,786,663
Colorado Health Facilities Authority, Revenue Refunding Bonds
(Poudre Valley Health Care), Series B, 5.25%, 3/01/36 (f) 2,878 2,885,215
Colorado Health Facilities Authority, Revenue Refunding Bonds
(Poudre Valley Health Care), Series C, 5.25%, 3/01/40 (f) 4,994 4,992,194
20,195,494
Connecticut - 3.3% Connecticut State Health and Educational Facilities Authority Revenue
Bonds (Yale University), Series T-1, 4.70%, 7/01/29 9,404 9,400,862
Connecticut State Health and Educational Facilities Authority Revenue
Bonds (Yale University), Series X-3, 4.85%, 7/01/37 9,358 9,378,236
18,779,098

7

BlackRock Municipal Income Trust — Schedule of Investments July 31, 2008 (Unaudited) (Percentages shown are based on Net Assets)
Par
State Municipal Bonds Transferred to Tender Option Bond Trusts (r) (000) Value
Illinois - 2.8% Chicago, Illinois, Housing Authority, Capital Program Revenue
Refunding Bonds, 5%, 7/01/24 (f) $ 8,234 $ 8,438,934
Chicago, Illinois, O'Hare International Airport Revenue Refunding
Bonds, Third Lien, AMT, Series C-2, 5.25%, 1/01/30 (f) 7,648 7,251,486
15,690,420
Massachusetts - 1.2% Massachusetts State Water Resource Authority, General Revenue
Refunding Bonds, Series A, 5%, 8/01/41 6,763 6,708,889
New York - 1.0% New York State Environmental Facilities Corporation, State Clean
Water and Drinking Revenue Bonds (New York City Water
Project), Series B, 5%, 6/15/31 5,370 5,411,027
Ohio - 3.2% Ohio State Air Quality Development Authority, Revenue Refunding
Bonds (Dayton Power and Light Company Project), Series B,
4.80%, 1/01/34 (j)(s) 18,818 18,069,543
Virginia - 3.2% University of Virginia, Revenue Refunding Bonds, 5%, 6/01/40 10,755 10,955,151
Virginia State, HDA, Commonwealth Mortgage Revenue Bonds,
Series H, Sub-Series H-1, 5.35%, 7/01/31 (g) 6,810 6,861,143
17,816,294
Washington - 1.6% Central Puget Sound Regional Transportation Authority,
Washington, Sales and Use Tax Revenue Bonds,
Series A, 5%, 11/01/32 (f) 5,460 5,524,100
King County, Washington, Sewer Revenue Refunding Bonds,
5%, 1/01/36 (f) 3,613 3,607,819
9,131,919
Total Municipal Bonds Transferred to Tender Option Bond
Trusts - 22.5% 126,869,807
Total Long-Term Investments (Cost - $955,993,376) - 164.5% 927,242,620
Short-Term Securities Shares
Merrill Lynch Institutional Tax-Exempt Fund, 2.08% (n)(t) 5,500,000 5,500,000
Total Short-Term Securities (Cost - $5,500,000) - 1.0% 5,500,000
Total Investments (Cost - $961,493,376*) - 165.5% 932,742,620
Other Assets Less Liabilities - 1.1% 6,262,731
Liability for Trust Certificates, Including Interest
Expense and Fees Payable - (14.6)% (82,170,250 )
Preferred Shares, at Redemption Value - (52.0)% (293,259,911 )
Net Assets Applicable to Common Shares - 100.0% $ 563,575,190
  • The cost and unrealized appreciation (depreciation) of investments as of July 31, 2008, as computed for federal income tax purposes, were as follows:

| Aggregate
cost | $ | |
| --- | --- | --- |
| Gross unrealized
appreciation | $ 22,720,305 | |
| Gross unrealized
depreciation | (51,184,617 | ) |
| Net unrealized
depreciation | $ (28,464,312 | ) |

(a) U.S. government securities, held in escrow, are used to pay interest on this security as well as to retire the bond in full at the date indicated, typically at a premium to par.
(b) FHLMC Collateralized.
(c) FNMA/GNMA Collateralized.
(d) Represents a zero-coupon bond. Rate shown reflects the effective yield at time of purchase.
(e) AMBAC Insured.
(f) FSA Insured.

8

BlackRock Municipal Income Trust
Schedule of Investments July 31, 2008 (Unaudited)
(g) MBIA Insured.
(h) ACA Insured.
(i) XL Capital Insured.
(j) FGIC Insured.
(k) Security exempt from registration under Rule 144a of the Securities Act of 1933. These securities may be resold in transactions exempt from registration to qualified institutional investors. Unless
otherwise indicated, these securities are considered to be liquid.
(l) FHA Insured.
(m) FNMA Collateralized.
(n) Represents the current yield as of report date.
(o) Assured Guaranty Insured.
(p) Issuer filed for bankruptcy or is in default of interest payments.
(q) Security represents a beneficial interest in a trust. The collateral deposited into the trust is federally tax-exempt revenue bonds issued by various state or local governments, or their respective
agencies or authorities. The security is subject to remarketing prior to its stated maturity, and is subject to mandatory redemption at maturity.
(r) Securities represent underlying bonds transferred to a tender option bond trust in exchange for which the the Fund acquired the residual interest certificates. These securities serve as collateral in a
financing transaction.
(s) BHAC Insured.
(t) Investments in companies considered to be an affiliate of the Trust, for purposes of Section 2(a)(3) of the Investment Company Act of 1940, were as follows:
Affiliate Net — Activity Income
Merrill
Lynch Institutional Tax-Exempt Fund 2,900,000 $ 340,576
  • Forward interest rate swaps outstanding as of July 31, 2008 were as follows:
Notional — Amount Unrealized
(000) (Depreciation)
Pay a fixed rate of
3.639% and receive a floating rate
based on 1-week SIFMA
Municipal Swap Index Rate
Broker, JPMorgan Chase
Expires September
2018 $ 48,310 $ (793,009)
Pay a fixed rate of
3.762% and receive a floating rate
based on 1-week SIFMA
Municipal Swap Index Rate
Broker, JPMorgan Chase
Expires October 2023 $ 50,000 (475,500)
Pay a fixed rate of
3.919% and receive a floating rate
based on 1-week SIFMA
Municipal Swap Index Rate
Broker, Citibank NA
Expires
September 2028 $ 17,160 (308,605)
Total $ (1,577,114)

9

Item 2 – Controls and Procedures

2(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”)) are effective as of a date within 90 days of the filing of this report based on the evaluation of these controls and procedures required by Rule 30a-3(b) under the 1940 Act and Rule 13a-15(b) under the Securities Exchange Act of 1934, as amended.

2(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) 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

Certifications – Attached hereto

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.

BlackRock Municipal Income Trust

By:
Donald C. Burke
Chief Executive Officer
of
BlackRock Municipal Income
Trust
Date: September 19, 2008

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: | /s/
Donald C. Burke |
| --- | --- |
| | Donald C. Burke |
| | Chief Executive Officer
(principal executive officer) of |
| | BlackRock Municipal Income
Trust |
| | Date: September 19, 2008 |
| By: | /s/
Neal J. Andrews |
| | Neal J. Andrews |
| | Chief Financial Officer
(principal financial officer) of |
| | BlackRock Municipal Income
Trust |
| | Date: September 19, 2008 |

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