(a) Reporting. An owner or operator must submit the appropriate forms listed in §37.875(b) of this title (relating to Financial Assurance Recordkeeping) documenting current proof of financial assurance to the executive director:(1) within 30 days after the owner or operator identifies a release from an underground storage tank (UST) required to be reported under Chapter 334, Subchapter D of this title (relating to Release Reporting and Corrective Action), unless current financial assurance documentation is already on file with the agency;(2) if the owner or operator fails to obtain alternate coverage as required by this subchapter, within 30 days after the owner or operator receives notice of:(A) commencement of a voluntary or involuntary proceeding under