; and (B) adjusted to take into account any increase or decrease in the scope of such services furnished by the clinic during the fiscal year involved. (4) Establishment of initial year payment for new clinics In any case in which an entity first qualifies as a certified community behavioral health clinic after the first fiscal year in which a State elects to provide for payment for services described in section 1905(a)(31) in accordance with the payment option under paragraph (1), the State plan shall provide for payment for such services in the first 2 years in which the clinic so qualifies in an amount (calculated on the basis of daily visits or unduplicated monthly visits, at the State’s election) that is equal to the rates established under this subsection for other such clinics located in the same or adjacent area with a similar case load, or in the absence of any such clinic, based on the average per-unit rate for other certified community behavioral health clinics in the State; provided, however, that effective, at latest, as of the 3rd year in which the clinic furnishes such services, the State establishes a unique payment rate for the clinic based on the methodology described in paragraph (2), using allowable costs from the clinic’s first 2 fiscal years of operation as the basis for establishing such rates