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You are required to register for GST if your taxable turnover is more than S$1million at the end of
(i) the calendar quarter (i.e. 3 months ending Mar, Jun, Sep or Dec) prior to 1 Jan 2019 and the past three quarters or
(ii) any calendar year (from 2019 onwards).


This calculator helps you to compute your annual taxable turnover and determine whether you are required to register for GST for the calendar year 2019 onwards. To determine whether you are required to register for GST for earlier periods, please use the GST registration calculator (prior to 2019).

Getting Started

I would like to determine if I am required to register for GST for the calendar year


Disclaimer
As this is a self-assessment tool, any information provided will not be updated in IRAS’ records. You may wish to save a copy of your inputs upon completion.
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Inland Revenue Authority of Singapore
myTax Portal is a secured and personalised portal for you to view and manage your tax transactions with IRAS.


© 2023, Government of Singapore. Last updated on 01 Jul 2023

IRAS 27/09/2023-02P

  • © 2023, Government of Singapore
  • Last updated on 01 Jul 2023
  • IRAS 27/09/2023-02P

About myTax Portal


This application is a service of the Singapore Government.


myTax Portal is a secured, personalised portal for you to view and manage your tax transactions with IRAS, at your convenience.

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