; or (3) not later than January 1, 2020, whichever is earlier. (h) Level and type of reimbursements Nothing in this section shall be construed to prevent a group health plan or a health insurance issuer offering group or individual health insurance coverage from negotiating the level and type of reimbursement with a provider for care provided in accordance with this section. . (b) Conforming amendment Section 2724(c) of the Public Health Service Act ( 42 U.S.C. 300gg–23(c) ) is amended by striking section 2704 and inserting sections 2704 and 2708 . (c) Effective dates (1) In general The amendments made by subsections (a) and (b) shall apply for plan years beginning on or after the date that is 6 months after the date of enactment of this Act. (2) Collective bargaining exception (A) In general In the case of a group health plan maintained pursuant to 1 or more collective bargaining agreements between employee representatives and 1 or more employers ratified before the date of enactment of this Act, the amendments made by subsection (a) shall not apply to plan years beginning before the later of— (i) the date on which the last collective bargaining agreements relating to the plan terminates (determined without regard to any extension thereof agreed to after the date of enactment of this Act), or (ii) the date occurring 6 months after the date of the enactment of this Act. (B) Clarification For purposes of subparagraph (A), any plan amendment made pursuant to a collective bargaining agreement relating to the plan which amends the plan solely to conform to any requirement added by subsection (a) shall not be treated as a termination of such collective bargaining agreement. 4. Federal Employees Health Benefits Program (a) In general Section 8902 of title 5, United States Code, is amended by adding at the end the following: (p) Coverage for diagnosis and treatment of infertility and iatrogenic infertility (1) Definitions In this subsection, the terms infertility and iatrogenic infertility have the meanings given those