Call us

Helpline operating hours:

  • Mondays to Fridays: 8 am to 5 pm (Avoid peak hours from 11.30am to 2pm)
  • Saturdays, Sundays, and Public Holidays: Closed
  • Eve of Christmas, New Year and Chinese New Year: 8am to 1pm

In line with our efforts to continuously improve our helpline services, conversations over the helpline may be recorded for our quality monitoring and coaching purposes.

Phone number
Withholding Tax Treatment for Foreign Professionals / Directors 1800 356 8300 for local calls

(+65) 6356 8300 from overseas
Withholding Tax Treatment for Non-Resident Companies 1800 356 8622 for local calls

(+65) 6356 8622 from overseas
Late Filing of Withholding Tax Forms / Confirmation of Payment / Enforcement of Section 45 Withholding Tax  (+65) 6356 7012

Write to us

For added security for personal or business tax matters, you may email us via myTax Mail in mytax.iras.gov.sg. For non-confidential enquiries, please select the relevant form: