funded research and development center contract between the Federal Aviation Administration and the Center for Advanced Aviation Systems Development during fiscal year 2017. 111. None of the funds in this Act shall be used to pursue or adopt guidelines or regulations requiring airport sponsors to provide to the Federal Aviation Administration without cost building construction, maintenance, utilities and expenses, or space in airport sponsor-owned buildings for services relating to air traffic control, air navigation, or weather reporting: Provided , That the prohibition of funds in this section does not apply to negotiations between the agency and airport sponsors to achieve agreement on below-market rates for these items or to grant assurances that require airport sponsors to provide land without cost to the FAA for air traffic control facilities. 112. The Administrator of the Federal Aviation Administration may reimburse amounts made available to satisfy 49 U.S.C. 41742(a)(1) from fees credited under 49 U.S.C. 45303 and any amount remaining in such account at the close of that fiscal year may be made available to satisfy section 41742(a)(1) for the subsequent fiscal year. 113. Amounts collected under section 40113(e) of title 49, United States Code, shall be credited to the appropriation current at the time of collection, to be merged with and available for the same purposes of such appropriation. 114. None of the funds in this Act shall be available for paying premium pay under subsection 5546(a) of title 5, United States Code, to any Federal Aviation Administration employee unless such employee actually performed work during the time corresponding to such premium pay. 115. None of the funds in this Act may be obligated or expended for an employee of the Federal Aviation Administration to purchase a store gift card or gift certificate through use of a Government-issued credit card. 116. None of the funds in this Act may be obligated or expended for retention bonuses for an employee of the Federal Aviation