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Recent Articles
How do I enter a Research and Development Expenditure Credit (RDEC) on my CT600?
The RDEC replaced the large company scheme in April 2016 to continue to encourage investment in R&D. A large company can claim a taxable credit...
rating 19 Sep, 2019 Views: 1815
Operating Systems no longer supported
You are probably seeing this page because an installation has been completed on an Operating System that TaxCalc can no longer support for technical...
rating 12 Sep, 2019 Views: 520
Why does the IRmark on a tax return change?
The IRmark on a tax return will change if you: make changes to the entries on the return remove a figure and re-enter it as it was before. ...
rating 12 Sep, 2019 Views: 3068
Claiming rent a room relief and property allowance
HMRC have confirmed that an individual can claim the property allowance for one property and rent a room relief for another. If rent a room income...
rating 12 Sep, 2019 Views: 5
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 29 Aug, 2019 Views: 5454


Most Viewed
What is a 1046 authentication error?
When you receive the 1046 error message, this is because the details entered when attempting to file are incorrect, or they do not match what HMRC...
rating 28 Jun, 2017 Views: 93133
TaxCalc release notes
TaxCalc Product Update – Version 10.1.046 – Released on 01 Aug 2019 Applying the Update Please note: Customers who have not yet updated to...
rating 02 Aug, 2019 Views: 78917
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 22 Mar, 2016 Views: 50715
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: 45686
How do I resubmit a return or file an amended return?
If, after making a successful submission, you need to make changes and file an amended return. Please see the video tutorial for a walk through of...
rating 21 Mar, 2019 Views: 30614