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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 (if it falls on a working day)

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 (if it falls on a working day): 8am to 1pm

To continuously improve our taxpayer experience, calls may be recorded for our quality monitoring and coaching purposes.

Kindly note that mobile calls to 1800 service lines incur airtime charges. Calls are free of charge only from regular land lines.

Goods & Services Tax MattersContact 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
Tax Recovery Actions

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

Send an enquiry

For added security, email your case-specific enquiries via myTax Mail on myTax Portal using your Singpass, Singpass Foreign user Account (SFA) or Corppass.

If you do not have Singpass, SFA or Corppass, email your tax enquiries using these online forms: