; (3) the use of existing pay authorities, including recruitment and retention incentive pay, on hiring and retention efforts; (4) work to improve the morale of the overall workforce or the workforce at specific U.S. Customs and Border Protection locations; and (5) the provision of additional training to employees to allow them to better execute changing job requirements. (e) Other matters The Secretary is authorized to implement pilot projects under this section in accordance with section 4703 of title 5, United States Code. (f) Annual report Not later than 180 days after the date on which the first pilot program is established under this section, and annually thereafter, the Secretary shall submit a report to the appropriate committees that— (1) evaluates the effectiveness of the pilot programs established under this section; and (2) analyzes how current or completed pilot programs are expected to improve hiring and retention capabilities and programs at U.S. Customs and Border Protection to meet its staffing needs. 4. Authorization of appropriations There are authorized to be appropriated such sums as may be necessary to carry out this Act. 5. Sunset (a) In general Except as provided in subsection (b), this Act is repealed on the date that is 5 years after the date of the enactment of this Act. (b) Report Section 3(f) is repealed on the date on which the first report is submitted under section 3(f) following the sunset date referred to in subsection (a).