1. Short title This Act may be cited as the Social Security COVID Correction and Equity Act . 2. Table of contents The table of contents for this Act is as follows: Sec. 1. Short title. Sec. 2. Table of contents. Sec. 3. Preventing an unintended drop in benefits relating to the application of the National Average Wage Index. Sec. 4. Across-the-board benefit increase. Sec. 5. Increase in minimum benefit for lifetime low earners based on years in the workforce. Sec. 6. Increase in threshold amounts and rate for inclusion of Social Security benefits in income. Sec. 7. Extension of child’s benefit for full-time post-secondary school students under age 23. Sec. 8. Improving social security benefits for widows and widowers in two-income households. Sec. 9. Increasing access to benefits for children who live with grandparents or other relatives. Sec. 10. Update in eligibility for the supplemental security income program. Sec. 11. Support and maintenance furnished in kind not included as income. Sec. 12. Holding SSI, Medicaid, and CHIP beneficiaries harmless. Sec. 13. Expedited adjustment of underpayments. Sec. 14. Appropriation of funds. 3. Preventing an unintended drop in benefits relating to the application of the National Average Wage Index (a) Modifications related to computation of primary insurance amount Section 215 of the Social Security Act ( 42 U.S.C. 415 ) is amended— (1) in subsection (a)(1)(B)(ii)(I)— (A) in subclause (I)— (i) by striking the national and inserting (aa) the national ; and (ii) by striking , by at the end and inserting ; or ; and (B) by adding at the end of subclause (I) the following: (bb) if higher (and if such second calendar year is after 2019), the highest national average wage index (as so defined) for any calendar year before such second calendar year, by ; and (2) in subsection (b)(3)(A)(ii)— (A) in subclause (I)— (i) by striking the national and inserting (aa) the national ; and (ii) by striking , by at the end and inserting ; or