Welfare and Institutions Code § 11171

Upon receipt of funds pursuant to its request, the county shall cancel the escape assessment and any penalty or interest thereon pursuant to Article 1 (commencing with Section 4985) of Chapter 4 of Part 9 of Division 1 of the Revenue and Taxation Code, as if it had been imposed, levied, or charged erroneously, and if paid, a refund thereof shall be made.