; (ii) the actions taken under the agreement will not appreciably reduce the likelihood of survival and recovery of an endangered species or a threatened species; and (iii) the agreement includes such monitoring and reporting requirements as reasonably necessary for determining whether the terms and conditions of the agreement are being complied with. (3) Effective date of permit A permit issued under subsection (a)(1)(C) shall take effect at the time the species is listed pursuant to section 4(c), if the permittee is in full compliance with the terms and conditions of the agreement. (4) Assurances A person who has entered into a candidate conservation agreement under this subsection, and is in compliance with the agreement, may not be required to undertake any additional measures for species covered by such agreement if the measures would require the payment of additional money, or the adoption of additional use, development, or management restrictions on any land, waters, or water-related rights that would otherwise be available under the terms of the agreement without the consent of the person entering into the agreement. The Secretary and the person entering into a candidate conservation agreement, by the terms of the agreement, shall identify— (A) other modifications to the agreement; or (B) other additional measures