A/200, “Regional Service Availability”Approved: 17 July 2025

This document specifies information describing the availability of broadcast services over time within a broadcast region. Broadcast receivers may use this information to help construct a list of services that may be available to them. Additionally, the information provides a schedule that allows receivers to maintain an up-to-date service list. This document describes how the information may be distributed using either an ATSC 1.0 broadcast (or any MPEG-2 transport stream), ATSC 3.0 broadcast, or over broadband.

Download current version: A/200:2025-07, “Regional Service Availability”, 17 July 2025. This version of the Standard is normatively referenced in A/300:2025-07.

Previous Versions

There are multiple versions of this document. Please be sure to download the desired version. For amendments, the text includes a list of changes, the rationale for the changes, and compatibility considerations.

Download A/200:2020, “Regional Service Availability”, and accompanying schema, approved 8 July 2020. This version of the Standard is normatively referenced by A/300:2021.

Download A/200:2022-03, “Regional Service Availability”, and accompanying schema, 31 March 2022. This version of the Standard is normatively referenced in A/300:2022-04.

Download A/200:2023-03, “Regional Service Availability”, and accompanying schema, 28 March 2023. This version of the Standard is normatively referenced in A/300:2023-03.

Download A/200:2024-04, “Regional Service Availability”, 3 April 2024, and accompanying schema. This version of the Standard is normatively referenced in A/300:2024-04.