; and (E) eliminating or reducing nonpoint sources that discharge pollutants that contaminate the Gulf of Mexico ecosystem, including activities to eliminate leaking septic systems and construct connections to local sewage systems. (2) Administrative costs Administrative costs in the form of salaries, overhead, or indirect costs for services provided and charged against programs or projects carried out using funds made available through a grant under this subsection shall not exceed 25 percent of the amount of the grant. (d) Reports (1) Annual report Not later than December 30, 2017, and annually thereafter, the Director of the Alliance shall submit to the Administrator and make available to the public a report that describes— (A) each project and activity funded under this section during the previous fiscal year; (B) the goals and objectives of those projects and activities; and (C) the net benefits of projects and activities funded under this section during previous fiscal years. (2) Assessment (A) In general Not later than April 30, 2020, and every 3 years thereafter, the Administrator, in coordination with the Alliance Management Team, shall complete an assessment on the effectiveness of the Gulf of Mexico Alliance’s ability to coordinate regional priorities and submit to Congress a comprehensive report on such assessment. (B) Requirements The assessment and report described in subparagraph (A) shall— (i) assess the overall status of coordinated restoration and protection efforts in the Gulf of Mexico ecosystem; (ii) assess the effectiveness of the Gulf of Mexico Alliance management strategies being implemented, and the extent to which the priority needs of the region are being met through that implementation