EDGAR Filing Documents for 0001287695-08-000583

Form NSAR-B - Annual report for management companies:

SEC Accession No. 0001287695-08-000583

Filing Date

2008-09-29

Accepted

2008-09-29 11:33:15

Documents

Period of Report

2008-07-31

Effectiveness Date

2008-09-29

Document Format Files

Seq	Description	Document	Type	Size
1		answer.fil	NSAR-B	8318
2		myflin77b.htm	EX-99.77B ACCT LTTR	6769
3		myfli77d.htm	EX-99.77D POLICIES	3345
4		myflin77o.htm	EX-99.77O RULE 10F-3	15906
	Complete submission text file	0001287695-08-000583.txt		36011

Mailing Address 100 BELLEVUE PARKWAY WILMINGTON DE 19809

Business Address 100 BELLEVUE PARKWAY WILMINGTON DE 19809 800-441-7762

BLACKROCK MUNIYIELD INSURED INVESTMENT FUND (Filer) CIK: 0000891188 (see all company filings)

IRS No.: 223196058 | Fiscal Year End: 0630
Type: NSAR-B | Act: 40 | File No.: 811-07156 | Film No.: 081092920