Site Feedback

Title 20

Displaying title 20, up to date as of 7/13/2026. Title 20 was last amended 7/02/2026.
There have been changes in the last two weeks to Part 404.
eCFR Content

The Code of Federal Regulations (CFR) is the official legal print publication containing the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government. The Electronic Code of Federal Regulations (eCFR) is a continuously updated online version of the CFR. It is not an official legal edition of the CFR.

Learn more about the eCFR, its status, and the editorial process.

Title 20Employees' BenefitsPart / Section
Chapter IIISocial Security Administration400 – 499
Part 404Federal Old-Age, Survivors and Disability Insurance (1950- )404.1 – 404.2127
Subpart AIntroduction, General Provisions and Definitions404.1 – 404.3
§ 404.1Introduction.
§ 404.2General definitions and use of terms.
§ 404.3General provisions.
Subpart BInsured Status and Quarters of Coverage404.101 – 404.146
Subpart CComputing Primary Insurance Amounts404.201 – 404.290
Subpart DOld-Age, Disability, Dependents' and Survivors' Insurance Benefits; Period of Disability404.301 – 404.392
Subpart EDeductions; Reductions; and Nonpayments of Benefits404.401 – 404.471
Subpart FOverpayments, Underpayments, Waiver of Adjustment or Recovery of Overpayments, and Liability of a Certifying Officer404.501 – 404.545
Subpart GFiling of Applications and Other Forms404.601 – 404.641
Subpart HEvidence404.701 – 404.780
Subpart IRecords of Earnings404.801 – 404.831
Subpart JDeterminations, Administrative Review Process, and Reopening of Determinations and Decisions404.900 – 404.999d
Subpart KEmployment, Wages, Self-Employment, and Self-Employment Income404.1001 – 404.1096
Subpart L [Reserved]
Subpart MCoverage of Employees of State and Local Governments404.1200 – 404.1299
Subpart NWage Credits for Veterans and Members of the Uniformed Services404.1301 – 404.1371
Subpart OInterrelationship of Old-Age, Survivors and Disability Insurance Program With the Railroad Retirement Program404.1401 – 404.1413
Subpart PDetermining Disability and Blindness404.1501 – 404.1599
Subpart QDeterminations of Disability404.1601 – 404.1694
Subpart RRepresentation of Parties404.1700 – 404.1799
Subpart SPayment Procedures404.1800 – 404.1825
Subpart TTotalization Agreements404.1901 – 404.1930
Subpart URepresentative Payment404.2001 – 404.2065
Subpart VPayments for Vocational Rehabilitation Services404.2101 – 404.2127