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HMRC Filing Exclusions and Special Cases 2024/25
HMRC Filing Exclusions 2024/25 Exclusions have arisen due to the previous introduction of additional allowances and bands for certain types of...
rating 20 Mar, 2025 Views: 1233
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 >...
rating 20 Mar, 2025 Views: 177924
How are boxes 330 and 380, for the financial year, populated on the CT600?
This article explains how boxes 330 and 380 are populated in the Corporation Tax Return. Boxes 330 and 380 refer to the financial years and are...
rating 20 Mar, 2025 Views: 439
MTD ITSA for Agents - Frequently Asked Questions
MTD for Income Tax - Frequently Asked Questions (for Agents) Q1) What does MTD mean for my clients?​ Clients that are mandated for MTD will be...
rating 19 Mar, 2025 Views: 47
MTD for Income Tax 2026/27
Making Tax Digital for Income Tax Self Assessment (MTD for ITSA) requires businesses and landlords with qualifying income to maintain digital...
rating 19 Mar, 2025 Views: 233


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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 >...
rating 20 Mar, 2025 Views: 177924
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: 131434
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: 104972
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: 86867
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: 77180