What is Form C-S (Lite)?

In YA2020, IRAS (Singapore tax authority) has introduced Form C-S (Lite), which is a simplified Company (Pte Ltd) income tax return requiring only 6 information to be completed for submission to IRAS.

Who can file Form C-S (lite)?

The Company can file Form C-S (lite) if it meets the following criteria:

  1. The Company is incorporated in Singapore;

  2. The Company has an annual revenue of S$200,000 or less;

  3. The Company only derives income taxable at prevailing corporate tax rate of 17%; and

  4. The Company is not claiming any of the following in the YA (current year tax submission):

  5. Carry-back of current year capital allowances/ losses​

  6. Group relief

  7. Investment allowance

  8. Foreign tax credit and tax deducted at source

Other IRAS tax filing information

Companies are required to file their corporate income tax return through myTax Portal by 30 November each year. While companies filing Form C-S or Form C-S (lite) are not required to submit their financial statements and tax computations to IRAS. However, companies are required to prepare these documents as IRAS may request for them.


The option to file Form C-S (lite) will appear (at the form selection) once you indicated that the company's revenue is SGD 200,000 or below.

Download the Step-by-step guide below for further guidance on how to e-file.

User Guide (TP)_File Form C-S
Download PDF • 1.56MB