- Notice by closed-end investment companies of intention to call or redeem their own securities (N-23C-2)

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

 

RULE 23C-2 NOTICE OF INTENTION TO REDEEM SECURITIES

 

of

 

BlackRock California Insured Municipal Income Trust

100 Bellevue Parkway

Wilmington, DE 19809

[phone]

 

under the

 

Investment Company Act of 1940

 

Investment Company Act File No. 811-21177

____________________

1.	Title of the class of securities of BlackRock California Insured Municipal Income Trust (the " Fund ") to be redeemed:

 

Municipal Auction Rate Cumulative Preferred Shares, liquidation preference $25,000 per share, as identified by series and CUSIP in Annex A hereto (the " Shares ").

 

2.	The date on which the securities are to be called or redeemed:

 

See Annex A for the dates on which Shares of each series are to be redeemed (the " Redemption Date ").

 

3.	The applicable provisions of the governing instrument pursuant to which the securities are to be called or redeemed:

 

The Shares are to be redeemed pursuant to Section 11(a)(i) of the Fund's Statement of Preferences.

 

4.	The principal amount or number of shares and the basis upon which the securities to be redeemed are to be selected:

 

See Annex A for information concerning the number of Shares of each series and the aggregate principal amount of Shares of each series to be redeemed.  The Depository Trust Company (DTC), holder of record of the Shares, determines by lottery how the redemption will be allocated among each participant broker-dealer account that holds Shares and each participant broker-dealer determines how to allocate each redemption among the holders of the Shares held by it.

 

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SIGNATURE

Pursuant to the requirement of Rule 23c-2 of the Investment Company Act of 1940, the Fund has duly caused this Notice of Intention to Redeem Securities to be signed on its behalf by the undersigned on this 18th day of June, 2009.

	BLACKROCK CALIFORNIA INSURED MUNICIPAL INCOME TRUST
	By:	/s/ Neal J. Andrews
	Name:	Neal J. Andrews
	Title:	Chief Financial Officer

 

 

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Annex A

Series	CUSIP	Redemption Date	Total Shares to be Redeemed	Aggregate Principal Amount to be Redeemed
F7	092484203	7/13/2009	249	$ 6,225,000