An owner, an operator, and a person in charge of a UST system with a field-constructed tank or an airport hydrant system shall comply with the access, reporting, and recordkeeping requirements in COMAR 26.10.04.05. An owner and an operator of an airport hydrant system shall comply with the recordkeeping requirements for the additional areas to be inspected during walkthrough inspections in accordance with Regulation .04C of this chapter and COMAR 26.10.04.03 and 26.10.04.05. An owner and an operator of a UST system with a field-constructed tank or an airport hydrant system shall comply with the recordkeeping requirements for release detection in accordance with Regulation .05E of this chapter and COMAR 26.10.04.05 and 26.10.05.06.