Recent Articles
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 24 May, 2024 Views: 32544
Self Serve Support Tools
As a TaxCalc customer, we want to give you access to as many educational tools as we can to help you with any TaxCalc queries you may have. Here we...
rating 21 May, 2024 Views: 147
How do I use the Data Mine wizard?
The Data Mine wizard enables you to filter your entire client database by specific criteria. For example, you can search for anyone who is due to...
rating 21 May, 2024 Views: 19048
How to use custom eSign email templates
Within Admin Centre > Applications > eSign Centre select Email Templates from the left-hand menu. Click Add New Template to open the Email...
rating 21 May, 2024 Views: 25
#502 – fatal: Authorisation Failure (when submitting accounts to Companies House)
When attempting to file to Companies House, you may get the error message #502 – fatal: Authorisation Failure. If you receive this error. it means...
rating 20 May, 2024 Views: 7320


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TaxCalc Release Notes 2024
Below are the Release Notes for TaxCalc 2024 releases. Click to see the Release Notes for 2013-2016 > 2017 > 2018 > 2019 > 2020 >...
rating 13 May, 2024 Views: 163166
What is a 1046 authentication error?
When you receive a 1046 error message in TaxCalc (as shown above), it means one of the following: HMRC hold different details to what has been...
rating 26 Oct, 2023 Views: 125029
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: 85243
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: 80532
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: 65280