; and (C) with respect to clean energy generated in a facility outside of the United States, a Federal clean energy credit may be issued only— (i) if the clean energy is sold for resale in the United States; and (ii) to the purchasing retail electricity supplier. (4) Delegation of market function (A) In general In carrying out the program under this subsection, the Secretary may delegate— (i) to 1 or more appropriate entities (including any Federal entity in existence on the date of enactment of this section), the administration of a national Federal clean energy credit market for purposes of establishing a transparent national market for the sale or trade of Federal clean energy credits; and (ii) to appropriate entities, the tracking of dispatch of clean energy generation. (B) Administration In making a delegation under subparagraph (A)(ii), the Secretary shall ensure that the tracking and reporting of information concerning the dispatch of clean energy generation is transparent, verifiable, and independent of any generation or load interests subject to an obligation under this section. (5) Banking of Federal clean energy credits (A) In general Subject to subparagraph (B), for purposes of achieving compliance with subsection (c), a Federal clean energy credit shall be valid for— (i) the calendar year during which the Federal clean energy credit is issued; or (ii) either of the 2 subsequent calendar years. (B) Adjustments (i) Calendar years 2040 through 2049 For each of calendar years 2040 through 2049, a Federal clean energy credit shall be valid for— (I) the calendar year during which the Federal clean energy credit is issued