Knowledge Base - TaxCalc

	Postgres 16 Migration information TaxCalc Core Component Update - PG16 Migration As well as more regular software updates, TaxCalc may occasionally need to update some other...
	11 Jun, 2025 Views: 62

	VAT Filer: Collateral You may have already started your MTD for VAT journey, which will affect the majority of VAT registered businesses from 1 April 2022.VAT Filer...
	11 Jun, 2025 Views: 1086

	TaxCalc bookkeeping spreadsheet transaction templates for MTD To assist you with complying with digital links for MTD reporting, we have produced spreadsheet templates for recording transactions and summarising...
	11 Jun, 2025 Views: 7758

	MTD for Income Tax - Frequently Asked Questions MTD for Income Tax - Frequently Asked Questions Q1) As an agent, what does MTD mean for my clients? Clients that are mandated for MTD will be...
	11 Jun, 2025 Views: 766

	MTD for Income Tax - what to expect Making Tax Digital for Income Tax Self Assessment (MTD for ITSA) requires businesses and landlords with qualifying income to maintain digital...
	11 Jun, 2025 Views: 1844

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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 >...
	09 Jun, 2025 Views: 185813

	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: 133088

	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: 106533

	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: 92126

	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: 81026

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