<SEC-DOCUMENT>0001076598-25-000100-index.html : 20250501
<SEC-HEADER>0001076598-25-000100.hdr.sgml : 20250501
<ACCEPTANCE-DATETIME>20250501123921
ACCESSION NUMBER:		0001076598-25-000100
CONFORMED SUBMISSION TYPE:	424B3
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250501
DATE AS OF CHANGE:		20250501

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Eaton Vance Tax-Managed Buy-Write Income Fund
		CENTRAL INDEX KEY:			0001308927
		ORGANIZATION NAME:           	
		EIN:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B3
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-270448
		FILM NUMBER:		25901260

	BUSINESS ADDRESS:	
		STREET 1:		ONE POST OFFICE SQUARE
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02109
		BUSINESS PHONE:		617-482-8260

	MAIL ADDRESS:	
		STREET 1:		ONE POST OFFICE SQUARE
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02109

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Eaton Vance Tax-Managed BuyWrite Income Fund
		DATE OF NAME CHANGE:	20041117
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B3
<SEQUENCE>1
<FILENAME>etbsaisupp.htm
<DESCRIPTION>ETB SAI SUPPLEMENT DTD 5-1-2025
<TEXT>
Document 1 - file: etbsaisupp.htm

</DOCUMENT>
</SEC-DOCUMENT>