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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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ACCESSION NUMBER:		9999999997-04-025623
CONFORMED SUBMISSION TYPE:	40-17G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20040603
EFFECTIVENESS DATE:		20040603

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACKROCK MUNICIPAL 2020 TERM TRUST
		CENTRAL INDEX KEY:			0001181250

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		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21181
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	BUSINESS ADDRESS:	
		STREET 1:		40 E 52ND ST
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		2127545300

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK MUNICIPAL 2022 TERM TRUST
		DATE OF NAME CHANGE:	20020819
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