|(a) The permittee shall keep complete and accurate records of: (1) all construction records; (2) mechanical integrity testing; (3) geotechnical testing; (4) water level and water quality testing; (5) record of post-construction operations; (6) corrective maintenance actions; and (7) any additional information that the executive director determines might reasonably affect the construction and operation of the shaft. (b) All records or copies of all records shall be filed on-site and made available for review upon request by a representative of the commission. (c) The permittee shall retain, for the lifetime of the shaft and for at least five years after decommissioning, records of all information concerning the construction, use, and operation of the shaft. (d) The permittee may be
required, prior to commencing operations, to secure and maintain a performance bond or other equivalent form of financial assurance or guarantee, approved by the executive director, to assure: (1) the costs to the commission of monitoring and of on-site, full-time surveillance; and (2) the cost to ensure the safe decommissioning and closure of the shaft. (e) A permittee may satisfy the conditions of subsection (d) of this section by demonstrating as required by §305.153 of this title (relating to Financial Responsibility).