MassHealth maintains a "MassHealth Member Library [1]," which includes regulatory and subregulatory materials, including the following resources:
Links
[1] http://www.mass.gov/eohhs/consumer/insurance/masshealth-member-library/
[2] https://www.mass.gov/service-details/member-eligibility-regulations
[3] https://www.mass.gov/masshealth-eligibility-letters
[4] https://www.mass.gov/eligibility-operations-memos
[5] https://www.mass.gov/service-details/masshealth-coverage-updates
[6] http://www.mass.gov/eohhs/consumer/insurance/masshealth-member-library/member-applications.html
[7] https://www.mass.gov/lists/masshealth-member-desk-guides
[8] https://www.masslegalservices.org/library-types/govt-agency-court-links-materials
[9] https://www.masslegalservices.org/library/directory/health-care/masshealth-medicaid