API Products

The e-Stamping API allows the data transmission of the contract or instrument details from the developer’s system to IRAS for e-Stamping purpose. The e-Stamping API covers common documents such as Sale & Purchase, Lease, Share Transfer and Mortgage.

You must be a registered user to the e-stamping portal and you will need to install security certificates to consume this API.

Please check with IRAS on the certificate details and testing.

By subscribing, you are agreeing to the API Terms and Conditions found below.

The Stamp Duty calculator API enables you to check the amount of stamp duty payable for the different document types (e.g. Property transfer, lease, share transfer, mortgage, etc.)

Note: The calculator API provides only estimates based on the stated assumptions and your inputs. It may not provide for all possible scenarios.

By clicking subscribe, you are agreeing to the API Terms and Conditions found below.

Summary
<p>This API allows software developers and payment gateways to incorporate within their software the feature of retrieving the latest outstanding amount payable from IRAS.</p>
<p>For more information, refer to the <a href="#">specifications and details of the validation test</a>.</p>
<p>By subscribing, you are agreeing to the API Terms and Conditions found below.</p>
Summary
This is a sandbox testing service for “Submission of Commission Records (CorpPass)” API. It allows software developers and commission-paying organisations to incorporate within their software the feature for commission-paying organisations to validate and submit commission information to IRAS directly.The submitted information will be pre-filled into the individual commission earners’ tax returns.