The Inland Revenue Authority of Singapore (IRAS) partnered with the tax community and government agencies to simplify Corporate Income Tax (CIT) Filing 2021 for companies. With the new initiatives, companies and tax agents can further reduce the time they take to file CIT this year.

The due date for corporate tax filing for Singapore companies is 30 November 2021. Electronic filing of Form C-S/ C is compulsory for all companies. The File Form C-S/ C e-Service for YA 2021 is available at mytax.iras.gov.sg.