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View Document Identification Number (DIN) for Form C-S/ C


1. DIN for the current Year of Assessment will be available from May of the same year.

2. DIN will only be displayed if the Form C-S/ C is outstanding.

Year of Assessment* Tax Ref No.* Actions
Maximum 10 records
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Last updated 01 Jul 2019
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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.