; (III) except as provided by clause (ii), decide not more than one fully developed appeal for each four standard appeals decided; and (IV) to the extent practicable, decide each fully developed appeal by the date that is one year following the date on which the claimant files the notice of disagreement. (ii) Adjustment Beginning one year after the date on which the program commences, the Board may adjust the number of standard appeals decided for each fully developed appeal under clause (i)(III) if the Board determines that such adjustment is fair for both standard appeals and fully developed appeals. (C) Limitation on use of new evidence (i) In general Except as provided by clauses (ii) and (iii)— (I) a claimant may not submit or identify to the Board of Veterans’ Appeals any new evidence relating to a fully developed appeal after filing such appeal unless the claimant reverts to the standard appeals process pursuant to paragraph (2)(D)