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• Organization: Social Security Administration
• Dataset Last Updated: May 22, 2026

This database is a collection of reference tables that store common information used throughout SSA. These tables standardized code structures and code usage of SSA business and Policy approved values.

• Organization: Department of Labor
• Dataset Last Updated: March 12, 2026 at 01:47 PM

Includes information about noise samples taken and the types of protection being used, the machines active and environment at the time. Form No. and Survey No. together create a unique key for the file.

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