<SEC-DOCUMENT>9999999997-11-016553.txt : 20111104
<SEC-HEADER>9999999997-11-016553.hdr.sgml : 20111104
<ACCEPTANCE-DATETIME>20111104080259
<PAPER>
ACCESSION NUMBER:		9999999997-11-016553
CONFORMED SUBMISSION TYPE:	40-33
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20111103
DATE AS OF CHANGE:		20111104
EFFECTIVENESS DATE:		20111103

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACKROCK CREDIT ALLOCATION INCOME TRUST IV
		CENTRAL INDEX KEY:			0001379384
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		40-33
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-21972
		FILM NUMBER:		11000453

	BUSINESS ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		STREET 2:		MUTUAL FUND DEPARTMENT
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
		BUSINESS PHONE:		888-825-2257

	MAIL ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		STREET 2:		MUTUAL FUND DEPARTMENT
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK PREFERRED & EQUITY ADVANTAGE TRUST
		DATE OF NAME CHANGE:	20070629

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BlackRock Preferred & Equity Advantage Trust
		DATE OF NAME CHANGE:	20061115

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BlackRock Preferred & Equity Trust
		DATE OF NAME CHANGE:	20061027
</SEC-HEADER>
<DOCUMENT>
<TYPE>40-33
<SEQUENCE>1
<FILENAME>9999999997-11-016553.paper
<DESCRIPTION>AUTO-GENERATED PAPER DOCUMENT
<TEXT>
This document was generated as part of a paper submission.
Please reference the Document Control Number 11000453 for access to the original document.
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
