30, 2021: Provided further , That in order to enhance the safety of Bureau field employees, the Bureau may use funds to purchase uniforms or other identifying articles of clothing for personnel: Provided further , That the Bureau of Indian Affairs may accept transfers of funds from U.S. Customs and Border Protection to supplement any other funding available for reconstruction or repair of roads owned by the Bureau of Indian Affairs as identified on the National Tribal Transportation Facility Inventory, 23 U.S.C. 202(b)(1) : Provided further , That of the funds provided, not to exceed $2,000,000 is authorized for a demonstration project to pilot a lease agreement with a federally recognized Indian tribe agreeing to replace and own a Bureau of Indian Education funded school facility operated under Public Law 93–638 or Public Law 100–297 : Provided further , That of the funds provided, $2,000,000 shall be to implement section 7(b) of Public Law 102–495 (106 Stat. 3173). Contract support costs For payments to tribes and tribal organizations for contract support costs associated with Indian Self-Determination and Education Assistance Act agreements with the Bureau of Indian Affairs for fiscal year 2019, such sums as may be necessary, which shall be available for obligation through September 30, 2020: Provided , That notwithstanding any other provision of law, no amounts made available under this heading shall be available for transfer to another budget account. Construction (including transfer of funds) For construction, repair, improvement, and maintenance of irrigation and power systems, buildings, utilities, and other facilities, including architectural and engineering services by contract