; and (B) remove any proprietary data or security-related information before making publicly available a description of the rationale supporting a noncompetitive award. (c) Waivers (1) Waiver permitted If the Postal Service determines that making a noncompetitive purchase request for a postal contract of the Postal Service under subsection (a)(2) publicly available would risk placing the Postal Service at a competitive disadvantage relative to a private sector competitor, the senior procurement executive, in consultation with the advocate for competition of the Postal Service, may waive the requirements under subsection (a). (2) Form and content of waiver (A) Form A waiver under paragraph (1) shall be in the form of a written determination placed in the file of the contract to which the noncompetitive purchase request relates. (B) Content A waiver under paragraph (1) shall include— (i) a description of the risk associated with making the noncompetitive purchase request publicly available; and (ii) a statement that redaction of sensitive information in the noncompetitive purchase request would not be sufficient to protect the Postal Service from being placed at a competitive disadvantage relative to a private sector competitor. (3) Delegation of waiver authority The Postal Service may not delegate the authority to approve a waiver under paragraph (1) to any employee having less authority than the senior procurement executive. 704. Review of ethical issues If a contracting officer identifies any ethical issues relating to a proposed contract and submits those issues and that proposed contract to the designated ethics official for the covered postal entity before the awarding of that contract, that ethics official shall— (1) review the proposed contract; and (2) advise the contracting officer on the appropriate resolution of ethical issues. 705. Ethical restrictions on participation in certain contracting activity (a) Definitions In this section— (1) the term covered employee means— (A) a contracting officer