Service Downtime for myTax Portal Enhancement
As part of IRAS' ongoing efforts to enhance our digital services and improve your experience, we will be rolling out enhancements to myTax Portal.
To facilitate these enhancements, myTax Portal (Stamp Duty Login) and all IRAS digital services will be temporarily unavailable from 22 December 2026, 12.00am to 29 December 2026, 8.00am. In addition, selected digital services will be unavailable from 16 December 2026 onwards.
Stamping and stamp duty payments that are due between 22 and 28 December 2026 (inclusive) will be automatically extended to 5 January 2027. Please refer to the list of FAQs for more information.
Stamping deadlines
You are required to stamp a document before you sign it. However, if you have signed a document and stamped it within the following time frame, no penalty will be charged:
- Within 14 days after signing the document if it is signed* in Singapore or
- Within 30 days after receiving the document in Singapore if the document is signed* overseas
*Generally refers to the date the document is first signed. Please note that for trust instrument, it is considered executed only when it is signed, sealed and delivered.
For stamping deadlines of electronic documents, please refer to Learning the basics for properties, Learning the basics for shares or Overview of Additional Conveyance Duties (ACD).
Late payment of Stamp Duty
Penalties will be imposed on late payment.
For more details, please refer to Late Payment of Stamp Duty.
To stamp your document online, please visit myTax Portal (Stamp Duty Login).