NIST Special Publication 800 NIST SP 800-171r3

The Security Requirements

03.10.01: Physical Access Authorizations

A facility can include one or more physical locations containing systems or system components that process, store, or transmit CUI…

03.10.02: Monitoring Physical Access

A facility can include one or more physical locations containing systems or system components that process, store, or transmit CUI…

03.10.03: Withdrawn

Incorporated into 03.10.07.

03.10.04: Withdrawn

Incorporated into 03.10.07.

03.10.05: Withdrawn

Incorporated into 03.10.07.

03.10.06: Alternate Work Site

Alternate work sites include the private residences of employees or other facilities designated by the organization…

03.10.07: Physical Access Control

This requirement addresses physical locations containing systems or system components that process, store, or transmit CUI. Organizations determine the types of guards needed, including professional security staff or administrative staff…

03.10.08: Access Control for Transmission

Safeguarding measures applied to system distribution and transmission lines prevent accidental damage, disruption, and physical tampering. Such measures may also be necessary to prevent eavesdropping or the modification of unencrypted transmissions…