Patient Self-Determination Act (PSDA): Federal law requiring healthcare providers to inform patients of their rights to make decisions about their medical care, including the right to accept or refuse treatment and to make advance directives.

Health Insurance Portability and Accountability Act (HIPAA): Federal law governing privacy and security of medical information, including requirements for disclosure to healthcare proxies.

Americans with Disabilities Act (ADA): Federal law ensuring that individuals with disabilities have equal access to healthcare decisions and proxy arrangements.

State-Specific Proxy Laws: Individual state legislation governing healthcare proxies, advance directives, and specific requirements for document validity.

Witness/Notarization Requirements: State-specific requirements for document authentication, including number of witnesses and/or notarization needs.

Scope of Authority Regulations: State variations in the extent of decision-making power granted to healthcare proxies.

Informed Consent Standards: Legal requirements for ensuring proper informed consent in medical decision-making by proxies.

Capacity Determination Guidelines: Legal standards for determining when a person lacks capacity and proxy decisions become effective.

Emergency Exception Rules: Provisions governing proxy decision-making in emergency situations where normal procedures may be abbreviated.

Healthcare Facility Standards: Requirements from Joint Commission, Medicare/Medicaid, and state medical boards regarding proxy consent procedures.

Documentation Requirements: Legal standards for form validity, record-keeping, and procedures for revoking proxy arrangements.

Mental Health Treatment Laws: State-specific regulations governing proxy decisions related to mental health treatment and psychiatric care.

Elder Law Provisions: Special legal considerations for proxy arrangements involving elderly individuals.

Guardianship Interface: Laws governing the interaction between healthcare proxies and guardian/conservatorship arrangements.

Durable Power of Attorney Regulations: Laws governing the relationship between healthcare proxies and durable powers of attorney for healthcare decisions.