U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
The Secretary adopts the EIN as the standard unique employer identifier provided for by 42 U.S.C. 1320d-2(b).
Regulations most recently checked for updates: Aug 28, 2025
The Secretary adopts the EIN as the standard unique employer identifier provided for by 42 U.S.C. 1320d-2(b).