1 Scope

1.1 These requirements apply to:

1. a) Central-stations providing Central-Station Fire-Alarm Service and that may monitor Remote Supervising Station System type fire-alarm systems as described in the National Fire Alarm and Signaling Code, NFPA 72;

2. b) Central-station burglar-alarm systems intended and specifically designated for burglary protection use at mercantile and banking premises, on mercantile safes and vaults, and on bank safes and vaults;

3. c) Central-stations that monitor burglar-alarm systems that are not central-station burglar-alarm-type as defined by this Standards;

4. d) Residential monitoring stations monitoring residential alarm systems;

5. e) Redundant sites;

6. f) Remote signal management centers; and

7. g) Hosted central-station service providers.

Summary of Topics

This revision of ANSI/UL 827 dated August 24, 2026 includes the following changes in requirements:

– Operator Connectivity Supervision (OCS); 5.2.41A, 5.2.41B, 35.3 and 35.4.

– Section 17 Tables; 5.2.73A, 17.10.2, 17.11.4, 17.11.7, Table 17.3, and Table 17.4.