; (2) shall promulgate such additional regulations as are necessary and appropriate to carry out this Act; and (3) may amend a regulation at any time. (b) Agreements The Secretary may enter into and perform such contracts, leases, or cooperative agreements, and make and receive such grants or funds, as may be necessary to carry out this Act. (c) Use of contributed governmental resources For enforcement under this Act, the Secretary may use, with consent and with or without reimbursement, and consistent with applicable law, the land, services, equipment, personnel, and facilities of— (1) any department, agency, or instrumentality of the United States; (2) any State, local government, Tribal government, territory, or possession (or any political subdivision thereof); (3) any foreign government