03.04.11 Information Location
What the standard requires
a. Identify and document the location of CUI and the system components on which the information is processed and stored. b. Document changes to the system or system component location where CUI is processed and stored.
Quoted verbatim from NIST SP 800-171 Rev 3, which is in the public domain.
Cross-framework mappings
No cross-framework mapping is seeded for this control. That is stated rather than filled in: a mapping nobody authored is worse than a gap you can see.
Track 03.04.11 with evidence behind it
In CMDash this control is a row with an owner, a status, uploaded evidence kept with its full history, and an export an assessor can read.