Existing law regulates the maintenance and dissemination of personal information by state agencies, as defined, and requires each agency to keep an accurate account of disclosures made pursuant to specified provisions. Existing law also requires a business, as defined, to take all reasonable steps to destroy a customer's records that contain personal information when the business will no longer retain those records. Existing law provides civil remedies for violations of these provisions. This bill, operative July 1, 2003, would require a state agency, or a person or business that conducts business in California, that owns or licenses computerized data that includes personal information, as defined, to disclose in specified ways, any breach of the security of the data, as defined, to any resident of California whose unencrypted personal information was, or is reasonably believed to have been, acquired by an unauthorized person. The bill would permit the notifications required by its provisions to be delayed if a law enforcement agency determines that it would impede a criminal investigation. The bill would require an agency, person, or business that maintains computerized data that includes personal information owned by another to notify the owner or licensee of the information of any breach of security of the data, as specified. The bill would state the intent of the Legislature to preempt all local regulation of the subject matter of the bill. This bill would also make a statement of legislative findings and declarations regarding privacy and financial security.