FAR 52.204-27

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1. 2026-07-23 Comment period closed on the FAR Overhaul proposed rule that would fold the clause into 52.240-3
2. 2025-08-14 FAR Overhaul model deviation text for Part 40 issued; agencies adopting it apply the TikTok/ByteDance prohibition through clause 52.240-91
3. 2023-06-02 FAR 52.204-27 takes effect

1. 2026-06-23
   FAR Overhaul proposed rule (Parts 1, 2, 4, 33, 39, 40, 53) Draft

   Proposes transferring the clause into 52.240-3, Security Prohibitions and Exclusions; comments closed on 23 July 2026. source

2. 2023-06-02
   FAR 52.204-27 (JUN 2023) Major versionCurrent

   Interim rule creating the clause, effective 2 June 2023. source

The clause bans a ByteDance covered application from any IT used for a federal contract, including employee-provided devices.

Covered application

The social networking service TikTok, or any successor application or service developed or provided by ByteDance Limited or an entity it owns. source

Devices

Government-owned or managed IT and any IT used or provided by the contractor under the contract, including equipment provided by the contractor's employees. source

Exception

The prohibition does not apply where the contracting officer gives written notice that an exception has been granted. source

Subcontracts

The substance of the clause goes into all subcontracts, including for commercial products and services. source

FAR Overhaul

Under the FAR Overhaul Part 40 deviation text, the TikTok/ByteDance prohibition sits in 52.240-91, Security Prohibitions and Exclusions. source

The contractor keeps covered applications off contract IT and flows the clause down.

Prohibition

The contractor is prohibited from having or using a covered application on the IT the clause covers. source

The clause is enforced as a contract term by the contracting agency.

Legal basis

The Act and OMB M-23-13 prohibit the presence or use of a covered application on executive agency IT, including certain equipment used by federal contractors. source

1. Law text FAR 52.204-27 Prohibition on a ByteDance Covered Application
2. Law text Interim rule creating the clause (2 June 2023)
3. Guidance FAR Overhaul – Part 40, Information Security and Supply Chain Security (model deviation text)

1. FAR 52.204-25

   FAR 52.204-25 bans named vendors' telecommunications and video surveillance equipment; 52.204-27 bans one application, TikTok, from contract devices.

2. FAR 52.204-21

   FAR 52.204-21 sets 15 basic safeguards for systems holding Federal contract information; 52.204-27 is a single-application ban.

Verified against official sources on 18 October 2026. We monitor the official sources for this framework. Watching since 20 September 2026. Subscribe to FAR 52.204-27 (RSS)