FIPS 201 ( Federal Information Processing Standard Publication 201), Personal Identity Verification (PIV) of Federal Employees and Contractors , is a standard of NIST and specifies technical requirements for access control for employees and contractors of the US government . Requirements for physical and logical access control are described. The purpose of the standard is to specify a secure system that can be used to verify the identity of individuals who need access to government buildings or government IT systems. FIPS 201 was published in March 2006, the current and final version 201-2 in September 2013.
The standard consists of two parts. The first part describes the minimum requirements for an access control system, as required in the Homeland Security Presidential Directive 12 (HSPD 12). The second part contains technical specifications intended to ensure the interoperability of different systems.