(

a) If a regional board or a local oversight program agency under contract with the state board oversees a response action pursuant to this article, the department shall reimburse the regional board or state board from the account for oversight costs, if all of the following occur:

(1) The department determines, pursuant to paragraph (2) of subdivision (

b) of

Section 80520, that there are sufficient funds in the account.

(2) The department receives the report required upon completion of the response action under

Section 80605.

(3) The regional board or a local oversight program agency under contract with the state board, as appropriate, certifies that it is not eligible to be reimbursed for oversight costs from any other fund or account, including, but not limited to, the Underground Storage Tank Cleanup Fund pursuant to

Chapter 6.75 (commencing with

Section 25299.10) of Division 20. (

b) If the department determines pursuant to paragraph (2) of subdivision (

b) of

Section that the account has insufficient funds, the regional board or state board shall recover its oversight costs from the loan recipient, and the department shall not be liable for these oversight costs. (

c) If a regional board or a local oversight program agency under contract with the state board oversees a response action pursuant to this article, the recipient of a loan approved pursuant to

Article 7 (commencing with

Section 80480) shall enter into an agreement with the regional board or the state board under paragraph (1) of subdivision (

b) of

Section for the oversight and approval of the response action at the site, prior to the release of loan funds by the department. The agreement shall meet the requirements specified in the regulations adopted pursuant to

Article 12 (commencing with

Section 80620).