; and (II) apply a coinsurance cost-sharing requirement with respect to the cost-sharing tier required for the formulary under subclause (I) that is at least 5 percentage points lower than the coinsurance percentage applicable to any other specialty tier of the formulary. (iii) Placement of certain generic drugs and biosimilar biological products Each part D generic drug and each part D biosimilar biological product required to be included on the formulary under subparagraph (J)(i) shall be included either on a cost-sharing tier described in clause (i)(I) or, if applicable, the cost-sharing tier required for the formulary under clause (ii)(I). (iv) Application (I) In general The requirements under clauses (i) through (iii) shall, subject to the requirements under section 1860D–14, apply after the individual has satisfied any deductible under subsections (a)(2)(A)(i) or (b)(1) of section 1860D–2. (II) Limitation The Secretary shall not approve any benefit design for a prescription drug plan or an MA–PD plan to which the requirements of this subparagraph apply if such benefit design has any deductible applicable to any part D generic drug or part D biosimilar biological product unless such deductible, or a greater deductible, also applies to all other covered part D drugs on the formulary of such plan (subject to the requirements under section 1860D–14), except for lesser or zero deductibles applicable only to particular types of covered part D drugs which the Secretary determines warrant favorable cost-sharing when such lesser or zero deductibles are also applicable to part D generic drugs and part D biosimilar biological products of the given type. (v) Definitions In this subparagraph: (I) Brand drug The term brand drug means a covered part D drug that is approved under section 505(c) of the Federal Food, Drug, and Cosmetic Act or licensed under section 351(a) of the Public Health Service Act. (II) Lowest branded drug tier The term lowest branded drug tier means the cost-sharing tier of a formulary which includes