Add to Section 5704.2.13.1.3: "Upon approval of the Chief underground tanks that comply with the performance standards for new or upgraded underground tanks set forth in Title 40 Section 280.20 or 280.21 of the Code of Federal Regulations may remain out of service indefinitely so long as they remain in compliance with the operation, maintenance and release detection requirements of the federal rule."
Idaho Admin. Code r. 18.08.01.046