<SEC-DOCUMENT>0001193125-25-199830-index.html : 20250910
<SEC-HEADER>0001193125-25-199830.hdr.sgml : 20250910
<ACCEPTANCE-DATETIME>20250910110342
ACCESSION NUMBER:		0001193125-25-199830
CONFORMED SUBMISSION TYPE:	497AD
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20250910
DATE AS OF CHANGE:		20250910

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:		497AD
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-285442
		FILM NUMBER:		251305022

	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>497AD
<SEQUENCE>1
<FILENAME>d947113d497ad.htm
<DESCRIPTION>BLACKROCK MULTI-SECTOR INCOME TRUST (BIT)
<TEXT>
Document 1 - file: d947113d497ad.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g947113g17x83.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g947113g17x83.gif

</DOCUMENT>
</SEC-DOCUMENT>