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Collection: Filing of Tax Returns, Annual

Dataset: Filing of Tax Returns for Individual Income Tax and Corporate Income Tax

Economy

Filing of Tax Returns for Individual Income Tax and Corporate Income Tax

Data from Jan 2006 to Jan 2024

Last updated: 09 Sep 2025, 18:27 SGT

IRAS (Inland Revenue Authority of Singapore)

No-Filing Service refers to individuals who received No-Filing Service letters and did not need to make any changes to their tax returns.
The figures for Individual Income Tax and Corporate Income Tax returns are as at 31 March of the following year for each Year of Assessment (i.e. the YA2016 figures are as at 31 March 2017).
The figures for Internet Filing, Telephone Filing and No-Filing Service are as at 18 April of each year. Telephone Filing is no longer available with effect from Year of Assessment 2010.
For Year of Assessment 2020, the figures for Internet Filing and No-Filing Service are as at 31 May 2020 as filing extension was granted.

Sample OpenAPI query

This code can be used to test a sample API query. It retrieves the data catalogue of this dataset. For a complete guide on query parameters and syntax, please refer to the API documentation. Try it out on your browser to see the response schema.

import requests
          
dataset_id = "d_31badc6db52ce886190c39f5388abf40"
url = "https://data.gov.sg/api/action/datastore_search?resource_id="  + dataset_id 
        
response = requests.get(url)
print(response.json())

Citation

This dataset can be reused and cited in research publications.

Inland Revenue Authority of Singapore. (2016). Filing of Tax Returns for Individual Income Tax and Corporate Income Tax (2025) [Dataset]. data.gov.sg. Retrieved January 4, 2026 from https://data.gov.sg/datasets/d_31badc6db52ce886190c39f5388abf40/view

About this dataset

Contact

hoong_sook_ying@iras.gov.sg melissa_lim@iras.gov.sg

Created on

30 Aug 2016

Licence

Free forever for personal or commercial use, under the Open Data Licence.

Agency

IRAS (Inland Revenue Authority of Singapore)

‌

Economy

Filing of Tax Returns for Individual Income Tax and Corporate Income Tax

Data from Jan 2006 to Jan 2024

Last updated: 09 Sep 2025, 18:27 SGT

IRAS (Inland Revenue Authority of Singapore)

No-Filing Service refers to individuals who received No-Filing Service letters and did not need to make any changes to their tax returns.
The figures for Individual Income Tax and Corporate Income Tax returns are as at 31 March of the following year for each Year of Assessment (i.e. the YA2016 figures are as at 31 March 2017).
The figures for Internet Filing, Telephone Filing and No-Filing Service are as at 18 April of each year. Telephone Filing is no longer available with effect from Year of Assessment 2010.
For Year of Assessment 2020, the figures for Internet Filing and No-Filing Service are as at 31 May 2020 as filing extension was granted.

‌

Collection: Filing of Tax Returns, Annual

Dataset: Filing of Tax Returns for Individual Income Tax and Corporate Income Tax

Economy

Filing of Tax Returns for Individual Income Tax and Corporate Income Tax

Data from Jan 2006 to Jan 2024

Last updated: 09 Sep 2025, 18:27 SGT

IRAS (Inland Revenue Authority of Singapore)

No-Filing Service refers to individuals who received No-Filing Service letters and did not need to make any changes to their tax returns.
The figures for Individual Income Tax and Corporate Income Tax returns are as at 31 March of the following year for each Year of Assessment (i.e. the YA2016 figures are as at 31 March 2017).
The figures for Internet Filing, Telephone Filing and No-Filing Service are as at 18 April of each year. Telephone Filing is no longer available with effect from Year of Assessment 2010.
For Year of Assessment 2020, the figures for Internet Filing and No-Filing Service are as at 31 May 2020 as filing extension was granted.

Sample OpenAPI query

import requests
          
dataset_id = "d_31badc6db52ce886190c39f5388abf40"
url = "https://data.gov.sg/api/action/datastore_search?resource_id="  + dataset_id 
        
response = requests.get(url)
print(response.json())

Citation

This dataset can be reused and cited in research publications.

About this dataset

Contact

hoong_sook_ying@iras.gov.sg melissa_lim@iras.gov.sg

Created on

30 Aug 2016

Licence

Free forever for personal or commercial use, under the Open Data Licence.

Agency

IRAS (Inland Revenue Authority of Singapore)

Data explorer

FilingofTaxReturnsforIndividualIncomeTaxandCorporateIncomeTax.csv (171 rows, 9.5 KB)

Year Of Assessment Year (YYYY)	Tax Type Text	Return Type Text	No Of Returns Text
(Null)0.0% 20065.3% 20075.3% 20085.3% 20095.3%	(Null)0.0% Individual Income Tax66.7% Corporate Income Tax33.3%	(Null)0.0% Returns Issued22.2% Returns Received22.2% Returns Received on Time22.2% No-Filing Service11.1%	(Null)9.4%
2006	Corporate Income Tax	Returns Issued	112720
2006	Corporate Income Tax	Returns Received	79200
2006	Corporate Income Tax	Returns Received on Time	65177
2006	Individual Income Tax	Returns Issued	1469742
2006	Individual Income Tax	Returns Received	1419201
2006	Individual Income Tax	Returns Received on Time	1305938
2006	Individual Income Tax	Internet Filing (by individuals)	850821
2006	Individual Income Tax	Telephone Filing (by individuals)	65076
2006	Individual Income Tax	No-Filing Service	na
2007	Corporate Income Tax	Returns Issued	119555

Column legend

Title	Column name	Data type	Unit of measure	Description
Year Of Assessment	year_of_assessment	Year (YYYY)	-	-
Tax Type	tax_type	Text	-	-
Return Type	return_type	Text	-	-
No Of Returns	no_of_returns	Text	-	Count

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