; (B) if provided for under applicable State law, any other requirements on providers and facilities regarding the amounts such providers and facilities may, with respect to an item or service, charge a participant, beneficiary, or enrollee of such plan with respect to which such a provider is a nonparticipating provider or facility is a nonparticipating facility, with respect to such plan, for furnishing such item or service after receiving payment from the plan for such item or service and any applicable cost-sharing payment from such participant, beneficiary, or enrollee; and (C) the requirements applied under subsections (b), (e), and (i); and (2) information in plain language on contacting appropriate State and Federal agencies in the case that an individual believes that such a health plan, provider, or facility has violated any requirement described in paragraph (1) with respect to such individual. . (b) IRC amendments Section 9816 of the Internal Revenue Code of 1986, as added by section 2(b) and amended by section 3(b), is further amended by inserting before subsection (k) the following new subsections: (f) Provider directory requirements (1) In general Beginning not later than January 1, 2022, each health plan shall— (A) establish the verification process described in paragraph (2); (B) establish the response protocol described in paragraph (3); (C) establish the database described in paragraph (4)