Altering, for a taxable year beginning after December 31, 2022, the percentage of the federal earned income tax credit used for determining the amount that an individual may claim as a refund under the Maryland earned income tax credit; repealing, for a taxable year beginning after December 31, 2021, a certain limitation on the amount certain individuals may claim as a refund under the credit; allowing certain residents to continue to claim the credit for taxable years beginning after December 31, 2022; etc.