The revenues from the schedule of fees adopted by the south coast district board for the filing of applications for variances shall be collected by the hearing board at the time that the application is filed. Each county hearing board appointed pursuant to subdivision (a) of Section 40501 shall be reimbursed from these fees for its cost in administering the rules and regulations for the issuance of variances established by the south coast district board. The revenues from these fees shall be transmitted by the hearing board to the south coast district board at such time as the south coast district board may prescribe.