Upon revocation of a certificate or a conditional certificate by the county road administration board, notice thereof shall be given to the state treasurer and to the legislative authority or county executive of the affected county. If any certificate is revoked without a conditional certificate being substituted therefor, the board shall review the affected county's(ies') compliance with pertinent laws and regulations at each subsequent regularly scheduled meeting until such time as the board finds that the county has reasonably complied or is diligently attempting to comply with such laws and regulations.