Chat online with us

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

CHAT WITH US

Write to us

For added security, you may email us via myTax Mail in myTax Portal using your Singpass, IRAS Unique Account (IUA) or Corppass.

For non-confidential enquiries, please select the relevant form.

General GST enquiries

Enquiries on enforcement actions (e.g. Appt of bank/tenant as agents; travel restriction order; Court Summons)

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.

Goods & Services TaxContact number
GST1800 356 8633 for local calls

(+65) 6356 8633 from overseas
Late Filing / Payment Matters

(e.g. Letters on reminder to file / pay, penalties for late filing / payment)
1800 356 8633 for local calls

(+65) 6356 8633 from overseas
Other Enforcement Actions

(e.g. Letters on Court Summons, appointment of bank / employers as agents for payments, travel restriction order)
 (+65) 6356 7012