Knowledge Base - TaxCalc

	MTD Quarterly Filer - known issues From initial testing we have established the following issues when setting up/submitting quarterly updates: 1. Quarterly Statuses - validation...
	15 Sep, 2025 Views: 193

	Linux Blank Forms/Returns Resolution Amending the TaxCalc application shortcut to enable correct display and startup. This knowledge-based article will assist with tax returns...
	10 Sep, 2025 Views: 1662

	Can I get an official HMRC SA302 summary from TaxCalc? Unfortunately TaxCalc doesn't produce any documentation bearing the official HMRC logo. This includes summaries such as the SA302. Mortgage...
	02 Sep, 2025 Views: 33353

	Using the Transition Profit wizard from 2024/25: Worked example When processing the information for the 2024/25 tax year, the Basis Period Reform will have already taken place. If you are unfamiliar with the...
	02 Sep, 2025 Views: 698

	When will Charity Accounts be available in TaxCalc Accounts Production? The Charity Accounts add-on allows for creation of SORP compliant accruals accounts for Charitable Companies (Limited by Guarantee), Charitable...
	20 Aug, 2025 Views: 4442

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	TaxCalc Release Notes 2025 Below are the Release Notes for TaxCalc 2025 releases. Click to see the Release Notes for 2013-2016 > 2017 > 2018 > 2019 > 2020 >...
	19 Aug, 2025 Views: 196085

	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: ...
	13 May, 2025 Views: 134801

	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...
	14 Feb, 2023 Views: 108030

	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...
	28 Jun, 2017 Views: 98956

	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...
	25 Oct, 2022 Views: 84371

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