Summary
The Check GST Register API enables you to check whether businesses are GST-registered based on their GST registration number, UEN or NRICd
A Singapore Government Agency Website How to Identify
Official website links end with .gov.sg
Government agencies communicate via .gov.sg websites (e.g. go.gov.sg/open). Trusted website
Secure websites use HTTPS
Look for a lock (
) or https:// as an added precaution. Share sensitive information only on official, secure websites.
This API facilitates the use of CorpPass to gain access to CorpPass-enabled IRAS APIs.
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.
This service allows users to retrieve the list of allowable and disallowable business expenses categorised by the profile of the taxpayers for calculating the adjusted profit/loss.
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This API allows you to check if the organisation is participating in the Auto-Inclusion Scheme (AIS) for Employment Income and the e-Submission of Commission.
These API calculators will help to determine the Property Tax payable, based on the Annual Value, Property type & Occupancy status of the property.
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This service enables a taxpayer to retrieve the property tax payable on his property by simply entering the property address and his or her co-owner’s identification number.
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The rental submission API enables property owners to submit rental information (e.g. net rent, service charge and advertising and promotion fee, gross turnover rent, etc.) for property tax assessments.
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This API allows software developers and banks to incorporate within their software the feature of checking the authenticity of the stamp certificate as well as retrieving the stamp certificate information from IRAS.
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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.