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    ACCESSION NUMBER:		0001193125-25-186430
    CONFORMED SUBMISSION TYPE:	POS EX
    PUBLIC DOCUMENT COUNT:		22
    FILED AS OF DATE:		20250822
    DATE AS OF CHANGE:		20250822
    EFFECTIVENESS DATE:		20250822

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BlackRock Multi-Sector Income Trust
    		CENTRAL INDEX KEY:			0001562818
    		ORGANIZATION NAME:
    		EIN:				000000000
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		POS EX
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-285442
    		FILM NUMBER:		251246380

    	BUSINESS ADDRESS:
    		STREET 1:		100 BELLEVUE PARKWAY
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19809-3700
    		BUSINESS PHONE:		800-882-0052

    	MAIL ADDRESS:
    		STREET 1:		100 BELLEVUE PARKWAY
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19809-3700

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	BlackRock Fixed Income Strategic Opportunities
    		DATE OF NAME CHANGE:	20121126
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