<SEC-DOCUMENT>0001752724-21-001828-index.html : 20210113
<SEC-HEADER>0001752724-21-001828.hdr.sgml : 20210113
<ACCEPTANCE-DATETIME>20210113114056
ACCESSION NUMBER:		0001752724-21-001828
CONFORMED SUBMISSION TYPE:	N-CEN
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20201031
FILED AS OF DATE:		20210113
DATE AS OF CHANGE:		20210113
EFFECTIVENESS DATE:		20210113

FILER:

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

	FILING VALUES:
		FORM TYPE:		N-CEN
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-22774
		FILM NUMBER:		21525493

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CEN
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>INTERNAL CONTROL RPT
<SEQUENCE>2
<FILENAME>NCEN_4492228449674866.txt
<TEXT>
Document 2 - file: NCEN_4492228449674866.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>ADVISORY CONTRACTS
<SEQUENCE>3
<FILENAME>NCEN_4079929764433904.htm
<TEXT>
Document 3 - file: NCEN_4079929764433904.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>FINANCIAL SUPPORT
<SEQUENCE>4
<FILENAME>NCEN_3298220196107500.txt
<TEXT>
Document 4 - file: NCEN_3298220196107500.txt

</DOCUMENT>
</SEC-DOCUMENT>