; and (B) recommendations relating to both immediate actions the executive branch can take and, if necessary, recommendations for legislation; and (5) provide an annual report on the administration of the pledge and this subtitle. (d) Revolving door ban report The Director of the Office of Government Ethics shall, in consultation with the Attorney General, the Counsel to the President, and the Director of the Office of Personnel Management, report to the President on steps the executive branch can take to expand to the fullest extent practicable the revolving door ban under paragraph (5) of the pledge to all executive branch employees who are involved in the procurement process such that those employees may not for 2 years after leaving Government service lobby any Government official regarding a Government contract that was under the official responsibility of the employee during the last 2 years of Government service of the employee. This report shall include both immediate actions the executive branch can take and, if necessary, recommendations for legislation. (e) Filing and retention Each pledge signed by an appointee, and any waiver granted under section 913 with respect thereto, shall be filed with the head of the agency of the relevant appointee for permanent retention in the official personnel folder of the appointee or any equivalent folder. 915. Enforcement (a) In general The contractual, fiduciary, and ethical commitments in the pledge provided for herein are solely enforceable by the United States pursuant to this section by any legally available means, including— (1) debarment proceedings within any affected Executive agency