Law and Regulations

for Mental Health and Substance Use Disorder Parity

About the law

  • Public Law 110–343 110th Congress

    This document includes the key provisions of the Mental Health Parity and Addiction Equity Act, which outlines the requirements for insurers to offer equal treatment and coverage, ensuring that individuals receive comprehensive care without facing unjust limitations or higher costs for mental health services.

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About the regulations

  • Proposed Rules 

    Proposed rules that would amend the nonquantitative treatment limitation (NQTL) standard.

    Federal Register
  • Final Rules

    Require parity between mental health or substance use disorder benefits and medical/surgical benefits with respect to financial requirements and treatment limitations under group health plans and group and individual health insurance coverage. This document also contains a technical amendment relating to external review with respect to the multi-state plan program administered by the Office of Personnel Management.

    Federal Register
  • Interim Final Rules 

    Contains interim final rules that require parity between mental health or substance use disorder benefits and medical/surgical benefits with respect to financial requirements and treatment limitations under group health plans and health insurance coverage offered in connection with a group health plan.

    Federal Register