In most states, open enrollment for 2022 coverage is from November 1, 2021 to January 15, 2022. You must return to the marketplace to update your eligibility and enroll into a health plan by January 15, 2022. Some states may have a longer open enrollment period, so check with your state marketplace. (45 C.F.R. § 147, 155, 156. https://www.cms.gov/files/document/cms-9906-f-nbpp-webposting-version.pdf).