Be aware of scammers impersonating as IMDA officers. Government officials will NEVER call you to transfer money, disclose bank log-in details or request for your personal information. For scam-related advice, please call the ScamShield Helpline at 1799 or go to www.ScamShield.gov.sg.

Singtel's Reference Interconnection Offer (RIO)

IMDA approved Singapore Telecommunications Limited's RIO on 18 December 2023.

Please access the approval proceedings details in the Singapore Telecommunications Limited’s Reference Interconnection Offer.

Notification

Refer to the Subsequent RIO Amendments Not Arising From Public Consultations.


Singapore Telecommunications Limited’s Reference Interconnection Offer (RIO) – 2012

Refer to the details of the Singtel’s RIO (2012).


Singapore Telecommunications Limited's Reference Interconnection Offer (RIO) - 2005

Refer to the details of the Singtel's RIO (2005).


Singapore Telecommunications Limited's Reference Interconnection Offer (RIO) - 2001

Refer to the details of the Singtel's RIO (2001).

LAST UPDATED: 04 JUL 2025