The Infocomm Media Development Authority (IMDA) in Singapore published Technical Specification Security Requirements to Guard against Network Storms for Cellular Devices, IMDA TS CD-SEC, on July 1, 2022 and the deadline for compliance with the Technical Specification is July 1, 2023. All applicable cellular devices must now comply with IMDA TS CD-SEC and Section 7 of the GSMA TS.34 are also eligible to use either IMDA TS IOT or IMDA TS CMT. All newly applicable cellular devices must adhere to the IMDA TS CD-SEC during the registration of new equipment.

For cellular devices that were previously registered with IMDA prior to the implementation date, any necessary modifications to the application must be submitted before July 1, 2023. Before July 1, 2023, all applicable cellular devices need to conform to IMDA TS CD-SEC. By 30 June 2023, the equipment supplier must use Go Business Licensing to submit an amendment application for current registered equipment in order to comply with IMDA TS CD-SEC and to submit the Implementation Table and SDoC

Starting from July 1, 2023, all applicable cellular devices intended for local use in Singapore must comply with the new security requirements. Dealers and suppliers are required to discontinue the sale of any applicable cellular devices that do not meet the new requirements.