(a) In General- Section 2105(b) of the Social Security Act (42 U.S.C. 1397ee(b)) is amended by adding at the end the following: ‘Notwithstanding the preceding sentence, during the period that begins on October 1, 2013, and ends on September 30, 2019, the enhanced FMAP determined for a State for a fiscal year (or for any portion of a fiscal year occurring during such period) shall be increased by 23 percentage points, but in no case shall exceed 100 percent. The increase in the enhanced FMAP under the preceding sentence shall not apply with respect to determining the payment to a State under subsection (a)(1) for expenditures described in subparagraph (D)(iv), paragraphs (8), (9), (11) of subsection (c), or clause (4) of the first sentence of section 1905(b).'. (b) Maintenance of Effort- (1) IN GENERAL- Section 2105(d) of the Social Security Act (42 U.S.C. 1397ee(d)) is amended by adding at the end the following: ‘(3) CONTINUATION OF ELIGIBILITY STANDARDS FOR CHILDREN UNTIL OCTOBER 1, 2019- ‘(A) IN GENERAL- During the period that begins on the date of enactment of the Patient Protection and Affordable Care Act and ends on September 30, 2019, a State shall not have in effect eligibility standards, methodologies, or procedures under its State child health plan (including any waiver under such plan) for children (including children provided medical a**istance for which payment is made under section 2105(a)(1)(A)) that are more restrictive than the eligibility standards, methodologies, or procedures, respectively, under such plan (or waiver) as in effect on the date of enactment of that Act. The preceding sentence shall not be construed as preventing a State during such period from-- ‘(i) applying eligibility standards, methodologies, or procedures for children under the State child health plan or under any waiver of the plan that are less restrictive than the eligibility standards, methodologies, or procedures, respectively, for children under the plan or waiver that are in effect on the date of enactment of such Act; or ‘(ii) imposing a limitation described in section 2112(b)(7) for a fiscal year in order to limit expenditures under the State child health plan to those for which Federal financial participation is available under this section for the fiscal year. ‘(B) ASSURANCE OF EXCHANGE COVERAGE FOR TARGETED LOW-INCOME CHILDREN UNABLE TO BE PROVIDED CHILD HEALTH ASSISTANCE AS A RESULT OF FUNDING SHORTFALLS- In the event that allotments provided under section 2104 are insufficient to provide coverage to all children who are eligible to be targeted low-income children under the State child health plan under this title, a State shall establish procedures to ensure that such children are provided coverage through an Exchange established by the State under section 1311 of the Patient Protection and Affordable Care Act.'. (2) CONFORMING AMENDMENT TO TITLE XXI MEDICAID MAINTENANCE OF EFFORT- Section 2105(d)(1) of the Social Security Act (42 U.S.C. 1397ee(d)(1)) is amended by adding before the period ‘, except as required under section 1902(e)(14)'. (c) No Enrollment Bonus Payments for Children Enrolled After Fiscal Year 2013- Section 2105(a)(3)(F)(iii) of the Social Security Act (42 U.S.C. 1397ee(a)(3)(F)(iii)) is amended by inserting ‘or any children enrolled on or after October 1, 2013' before the period. (d) Income Eligibility Determined Using Modified Gross Income- (1) STATE PLAN REQUIREMENT- Section 2102(b)(1)(B) of the Social Security Act (42 U.S.C. 1397bb(b)(1)(B)) is amended-- (A) in clause (iii), by striking ‘and' after the semicolon; (B) in clause (iv), by striking the period and inserting ‘; and'; and (C) by adding at the end the following: ‘(v) shall, beginning January 1, 2014, use modified gross income and household income (as defined in section 36B(d)(2) of the Internal Revenue Code of 1986) to determine eligibility for child health a**istance under the State child health plan or under any waiver of such plan and for any other purpose applicable under the plan or waiver for which a determination of income is required, including with respect to the imposition of premiums and cost-sharing, consistent with section 1902(e)(14).'. (2) CONFORMING AMENDMENT- Section 2107(e)(1) of the Social Security Act (42 U.S.C. 1397gg(e)(1)) is amended-- (A) by redesignating subparagraphs (E) through (L) as subparagraphs (F) through (M), respectively; and (B) by inserting after subparagraph (D), the following: ‘(E) Section 1902(e)(14) (relating to income determined using modified gross income and household income).'. (e) Application of Streamlined Enrollment System- Section 2107(e)(1) of the Social Security Act (42 U.S.C. 1397gg(e)(1)), as amended by subsection (d)(2), is amended by adding at the end the following: ‘(N) Section 1943(b) (relating to coordination with State Exchanges and the State Medicaid agency).'. (f) CHIP Eligibility for Children Ineligible for Medicaid as a Result of Elimination of Disregards- Notwithstanding any other provision of law, a State shall treat any child who is determined to be ineligible for medical a**istance under the State Medicaid plan or under a waiver of the plan as a result of the elimination of the application of an income disregard based on expense or type of income, as required under section 1902(e)(14) of the Social Security Act (as added by this Act), as a targeted low-income child under section 2110(b) (unless the child is excluded under paragraph (2) of that section) and shall provide child health a**istance to the child under the State child health plan (whether implemented under title XIX or XXI, or both, of the Social Security Act).