(a) Statutory basis. This Subpart B implements Part 7 of Subtitle B of Title I of the Employee Retirement Income Security Act of 1974, as amended (hereinafter ERISA or the Act).

(b) Scope. A group health plan or health insurance issuer offering group health insurance coverage may provide greater rights to participants and beneficiaries than those set forth in this Subpart B. This Subpart B sets forth minimum requirements for group health plans and group health insurance issuers offering group health insurance coverage concerning certain consumer protections of the Health Insurance Portability and Accountability Act (HIPAA), including special enrollment periods and the prohibition against discrimination based on a health factor, as amended by the Patient Protection and Affordable Care Act (Affordable Care Act). Other consumer protection provisions, including other protections provided by the Affordable Care Act and the Mental Health Parity and Addiction Equity Act, are set forth in Subpart C of this part.