Morgan Stanley California Insured Municipal Income Trust today declared monthly income dividends of $.06 per share from tax-free income. -0- *T RECORD DATE PAYABLE DATE ----------- ------------ 07/07/06 07/21/06 08/04/06 08/18/06 09/08/06 09/22/06 *T

Morgan Stanley California Insured Municipal Income Trust is a closed-end non-diversified management investment company investing primarily in Municipal Obligations the interest on which is exempt from federal and California income taxes and which are covered by insurance guarantees with respect to timely payment of principal and interest thereon.

The Trust's investment objective is to provide current income exempt from federal and California income taxes.