Recent Articles
How capital gains tax is calculated on disposals made on or after 30 October 2024
For disposals of assets, other than residential property or carried interest, made on or after 30 October 2024, the rates on which Capital Gains Tax...
rating 29 Dec, 2025 Views: 1132
How to send a Health Check report
In order to diagnose certain issues it may be necessary to send TaxCalc a Health Check. This can be completed from inside the program by using the...
rating 23 Dec, 2025 Views: 7593
Known issues in the latest released version of TaxCalc
Below is a list of notable issues that have been reported in recent versions of TaxCalc since their release. Other issues may exist that have not...
rating 23 Dec, 2025 Views: 46951
TaxCalc Release Notes 2020 - 2024
Below are the Release Notes for previous versions of TaxCalc. Click to see the Release Notes for 2013-2019 > 2025 Please note we phase releases...
rating 18 Dec, 2025 Views: 3386
TaxCalc Release Notes 2025
Below are the Release Notes for TaxCalc 2025 releases. Click to see the Release Notes for 2013-2019 > 2020-2024 Please note we phase releases...
rating 18 Dec, 2025 Views: 203685


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TaxCalc Release Notes 2025
Below are the Release Notes for TaxCalc 2025 releases. Click to see the Release Notes for 2013-2019 > 2020-2024 Please note we phase releases...
rating 18 Dec, 2025 Views: 203685
What is a 1046 authentication error?
When you receive a 1046 error message in TaxCalc (as shown above) after attempting to file tax return, it will be due to one of the following: ...
rating 13 May, 2025 Views: 137086
Update to refunds made by HMRC
On 1st April 2015, HMRC updated their system to change the way they allocate repayments of overpaid tax. HMRC will only process the refund using...
rating 14 Feb, 2023 Views: 109960
Useful HMRC links and contact numbers
Personal Tax How to pay HMRC – Different ways to pay your Income Tax or Capital Gains Tax Online Services Helpdesk – Help signing up for...
rating 28 Jun, 2017 Views: 104422
How do I download TaxCalc?
To download and install TaxCalc on a new computer, or update it on a computer that already uses TaxCalc, we recommend viewing our video tutorial...
rating 25 Oct, 2022 Views: 88905