The 2024 open enrollment period for Marketplace health insurance starts on November 1, 2023, and ends December 15, 2023. Plans will start January 1, 2024.
Once the Open Enrollment period is over, you will only be able to enroll if there’s a qualifying life event for the Special Enrollment Period.
Enrollment can be done at https://healthcare.gov, and a simple checklist of documents you’ll need can be found here: My Marketplace Application Checklist (cms.gov)