Agencies shall select existing requirements documents or develop new requirements documents that meet the needs of the agency in accordance with the guidance contained in the Federal Standardization Manual, FSPM-0001; for DoD components, DoD Manual 4120.24, Defense Standardization Program (DSP) Procedures; and for IT standards and guidance, the Federal Information Processing Standards Publications (FIPS PUBS). The Federal Standardization Manual may be obtained from the General Services Administration (see address in 11.201(d)(1)). DoD Manual 4120.24 may be obtained from DoD (https://www.esd.whs.mil/Directives/Issuances/dodm or see 11.201(d)(2) or (3). FIPS PUBS may be obtained from the Government Publishing Office (GPO), or the Department of Commerce's National Technical Information Service (NTIS) (see address in 11.201(d)(4)).