This subpart describes the standards of performance and administrative requirements and procedures for States making determinations of disability for the Commissioner under title II of the Act. It also establishes the Commissioner's responsibilities in carrying out the disability determination function.

Sections 404.1601 through 404.1603 describe the purpose of the regulations and the meaning of terms frequently used in the regulations. They also briefly set forth the responsibilities of the Commissioner and the States covered in detail in other sections.

Sections 404.1610 through 404.1618 describe the Commissioner's and the State's responsibilities in performing the disability determination function.

Sections 404.1620 through 404.1633 describe the administrative responsibilities and requirements of the States. The corresponding role of the Commissioner is also set out.

Sections 404.1640 through 404.1650 describe the performance accuracy and processing time standards for measuring State agency performance.

Sections 404.1660 through 404.1661 describe when and what kind of assistance the Commissioner will provide State agencies to help them improve performance.

Sections 404.1670 through 404.1675 describe the level of performance below which the Commissioner will consider a State agency to be substantially failing to make disability determinations consistent with the regulations and other written guidelines and the resulting action the Commissioner will take.

Sections 404.1680 through 404.1683 describe the rules for resolving disputes concerning fiscal issues and providing hearings when we propose to find that a State is in substantial failure.

Sections 404.1690 through 404.1694 describe when and what action the Commissioner will take and what action the State will be expected to take if the Commissioner assumes the disability determination function from a State agency.