Provided further , That as a condition of making any grant, the Secretary shall certify in advance that such grantee has in place proficient financial controls and procurement processes and has established adequate procedures to prevent any duplication of benefits as defined by section 312 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5155 ), to ensure timely expenditure of funds, to maintain comprehensive websites regarding all disaster recovery activities assisted with these funds, and to detect and prevent waste, fraud, and abuse of funds: Provided further , That with respect to any such duplication of benefits, the Secretary shall act in accordance with section 1210 of Public Law 115–254 (132 Stat. 3442) and section 312 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5155 ): Provided further , That the Secretary shall require grantees to maintain on a public website information containing common reporting criteria established by the Department that permits individuals and entities awaiting assistance and the general public to see how all grant funds are used, including copies of all relevant procurement documents, grantee administrative contracts and details of ongoing procurement processes, as determined by the Secretary: Provided further , That prior to the obligation of funds a grantee shall submit a plan to the Secretary for approval detailing the proposed use of all funds, including criteria for eligibility and how the use of these funds will address long-term recovery and restoration of infrastructure and housing, economic revitalization, and mitigation in the most impacted and distressed areas: Provided further , That such funds may not be used for activities reimbursed by, or for which funds have been made available by, the Federal Emergency Management Agency or the Army Corps of Engineers, in excess of the authorized amount of the project or its components: Provided further , That funds allocated under this heading shall not be