Summary
The Check GST Register API enables you to check whether businesses are GST-registered based on their GST registration number, UEN or NRIC
A Singapore Government Agency Website How to Identify
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Government agencies communicate via .gov.sg websites (e.g. go.gov.sg/open). Trusted website
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This API facilitates the use of CorpPass to gain access to CorpPass-enabled IRAS APIs.
This API allows user to check the status of a company�s Form C-S/ C and accounts for a specific Year of Assessment.
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.
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This API allows user to check the status of a business� GST refund for a specific accounting period.
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.
Summary
This API utilises the prescribed data elements from the accounting software to compute and furnish a draft profit & loss statement, a draft tax computation with four accompanying schedules and a draft Income Tax Return (Form C-S). The four accompanying schedules are capital allowance, medical expense, renovation & refurbishment and rental schedules.