A local agency shall not receive any charge in excess of a reasonable charge for the sale, leasing, licensing, or other use or disposition of its real property. A local agency which receives in excess of a reasonable charge shall repay the amount of the excess, with interest from the date of collection, to the person from whom the excess was received.
This section does not apply to the sale of property when all of the following conditions exist:
Ca. Gov. Code § 50303