Requiring the Maryland Health Benefit Exchange to establish and implement a State-Based Young Adult Health Insurance Subsidies Pilot Program to provide a means for young adults to reduce the amount they pay for health benefit plans in the individual health insurance market; requiring the establishment of certain subsidy eligibility and payment parameters for calendar years 2022 and 2023; authorizing the Exchange to designate not more than $20,000,000 for the Pilot Program in each of fiscal years 2022 through 2024; etc.