NextSource Materials Inc. — Regulatory Filings 2021

Sep 30, 2021

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TSX TRUST COMPANY

VIA ELECTRONIC TRANSMISSION

September 30, 2021

TO ALL APPLICABLE EXCHANGES AND COMMISSIONS:

RE: NEXTSOURCE MATERIALS INC. Confirmation of Notice of Record and Meeting Dates

We are pleased to confirm that Notice of Record and Meeting Dates was sent to The Canadian Depository for Securities.

We advise the following with respect to the upcoming Annual and Special Meeting of Security Holders for the subject issuer:

1	ISIN:	CA65343M2094
	CUSIP:	65343M209
2	Date Fixed for the Meeting:	December 6, 2021
3	Record Date for Notice:	October 25, 2021
4	Record Date for Voting:	October 25, 2021
5	Beneficial Ownership Determination Date:	October 25, 2021
6	Classes or Series of Securities that entitle	COMMON
	the holder to receive Notice of the Meeting:
7	Classes or Series of Securities that entitle	COMMON
	the holder to vote at the meeting:
8	Business to be conducted at the meeting:	Annual and Special
9	Notice-and-Access:
	Registered Shareholders:	YES
	Beneficial Holders:	YES
	Stratification Level:	Not Applicable
10	Reporting issuer is sending proxy-related materials
	directly to Non-Objecting Beneficial Owners:	YES
11	Issuer paying for delivery to Objecting Beneficial Owners:	YES

Yours truly, TSX Trust Company

• " Oliver Keung " Relationship Manager oliver.keung@tmx.com

VANCOUVER

650 West Georgia Street, Suite 2700 Vancouver, BC V6B 4N9

T 604 689-3334

CALGARY

300-5th Avenue SW, 10th floor Calgary, AB T2P 3C4

• T 403 218-2800

TORONTO

301 - 100 Adelaide Street West Toronto ON M5H 4H1

Toll Free 1-866-600-5869 T 416 361-0930

MONTRÉAL

1800 - 1190, avenue des Canadiens-de-Montréal, C. P. 37 Montréal (Québec) H3B 0G7

T 514 395-5964