; (B) by redesignating subsections (a) and (b) as subsections (b) and (c), respectively; (C) by inserting before subsection (b), as so redesignated, the following new subsection (a): (a) Prohibition on application of deductible to outpatient pediatric services The Secretary of Defense may not impose any deductible under the TRICARE program for medical care provided to a covered beneficiary who is under the age of 18 as an outpatient, regardless of whether such care is furnished in-person or through use of a telecommunications system. ; and (D) in subsection (b), as so redesignated, by striking The Secretary and inserting In addition to the requirement under subsection (a), the Secretary . (2) Clerical amendment The table of sections at the beginning of chapter 55 of title 10, United States Code, is amended by striking the item relating to section 1095d and inserting the following new item: 1095d. TRICARE program: prohibition on and waiver of certain deductibles. . (3) Conforming amendment Section 1075(d) of such title is amended by adding at the end the following new paragraph: (5) The Secretary may not impose any deductible amounts for outpatient pediatric services pursuant to section 1095d of this title. . (h) GAO study Not later than 4 years after the date of the enactment of this Act, the Comptroller General of the United States shall conduct a study and submit to Congress a report on the effects of the amendments made by this Act on premiums, deductibles, and copayment and coinsurance requirements with respect to group health plans and group and individual health insurance coverage (as such terms are defined in section 2791 of the Public Health Service Act ( 42 U.S.C. 300gg–91 )). (i) Effective date The amendment (or amendments) made by— (1) subsections (a) through (c) and subsections (f) and (g) shall apply with respect to plan years beginning on or after the date that is 2 years after the date of the enactment of this Act