A Singapore Government Agency Website How to identify

Official website links end with .gov.sg

Government agencies communicate via .gov.sg websites (e.g. go.gov.sg/open). Trusted websites

Secure websites use HTTPS

Look for a lock () or https:// as an added precaution. Share sensitive information only on official, secure websites.

API Marketplace is unavailable, and we are working to restore it soon

Due to a technical situation, API Marketplace is unavailable. You can refresh your browser or try again later. Please be assured that we are working to rectify the situation. We apologise for any inconvenience caused.

In the meantime, you may reach us via the following channels:

Available 24/7
- IRAS website for general tax information
Helplines available during operating hours

8:00am to 5:00pm for Mondays to Fridays (except Public Holidays)
8:00am to 1:00pm for Eve of Christmas, New Year and Chinese New Year
- Income Tax, Property Tax and Stamp Duty
  
  1800-356 8300
- Corporate Income Tax
  
  1800-356 8622
- Goods & Services Tax
  
  1800-356 8633
- Tax Clearance
  
  1800-356 8300
- Late/ Non-Payment or Non-Filing Matters
  
  (+65) 6356 7012

You may quote the reference ID when reporting the error message to IRAS:

Reference Number: 0.8c7c4217.1722065907.ace22f

Thank you for your understanding and patience.