; or . 312. Funding of study and assessment of health implications of per- and polyfluoroalkyl substances contamination in drinking water by Agency for Toxic Substances and Disease Registry Paragraph (2) of section 316(a) of the National Defense Authorization Act for Fiscal Year 2018 ( Public Law 115–91 ) is amended to read as follows: (2) Funding (A) Source of funds The study and assessment performed pursuant to this section may be paid for using funds authorized to be appropriated to the Department of Defense under the heading Operation and Maintenance, Defense-Wide . (B) Transfer authority (i) Of the amounts authorized to be appropriated for the Department of Defense for fiscal year 2018, not more than $10,000,000 shall be transferred by the Secretary of Defense, without regard to section 2215 of title 10, United States Code, to the Secretary of Health and Human Services to pay for the study and assessment required by this section. (ii) Without regard to section 2215 of title 10, United States Code, the Secretary of Defense may transfer not more than $10,000,000 a year during fiscal years 2019 and 2020 to the Secretary of Health and Human Services to pay for the study and assessment required by this section. (C) Expenditure authority Amounts transferred to the Secretary of Health and Human Services shall be used to carry out the study and assessment under this section through contracts, cooperative agreements, or grants. In addition, such funds may be transferred by the Secretary of Health and Human Services to other accounts of the Department for the purposes of carrying out this section. (D) Relationship to other transfer authorities The transfer authority provided under this paragraph is in addition to any other transfer authority available to the Department of Defense. . 313. Military Mission Sustainment Siting Clearinghouse (a) Change in name of clearinghouse Section 183a of title 10, United States Code, is amended— (1) in the section heading, by striking Military Aviation and Installation Assurance