Sub Categories
folder SA100 Individual Return
folder SA800 Partnership Return
folder SA900 Trust Return
folder CT600 Corporation Tax Return
folder R40
folder Filing Online
folder MTD Quarterly Filer


Tax Return Production
What's the deadline for my self-assessment tax return?
For the tax year ending 5 April 2025, the deadlines for self-assessment tax returns are: 31 October 2025 is the paper filing deadline. Please see our Knowledge Base article on: Can I file a paper return using TaxCalc? for further information on this. 30 December 2025 is the deadline to file...
rating 25 Mar, 2025 Views: 17354
Where do I enter Jobseekers Allowance on the return?
To enter Jobseekers Allowance, go to the Jobseekers Allowance screen in SimpleStep or HMRC Forms. SimpleStep mode Select Pension income and benefits from the left-hand menu. Tick the box Jobseekers Allowance. Click Next Step to go to the Jobseekers Allowance screen. HMRC Forms mode ...
rating 23 Mar, 2021 Views: 17130
How to utilise Current and Brought forward losses on a Corporation Tax Return.
This article will go through utilising current and brought forward losses on a CT600 tax return. Please select one of the following for instructions on how to do this: Offset current year losses Brought forward losses Offset current year losses To offset current year losses against profits...
rating 04 May, 2023 Views: 16930
How do I recover my HMRC password?
Whilst TaxCalc has the ability to import filing details from the previous tax year (if the import option has been used), you cannot recover the HMRC password via TaxCalc as the password is encrypted for security purposes. If you do not recall what this password is, you will have to reset this....
rating 20 Apr, 2023 Views: 16423
How do I find a missing file? (Individual, Partnership, Limited Company and Trust users)
When using TaxCalc's non -practice (Individual, Partnership, Limited Company and Trust) range of products, all returns that you create are stored on your local machine as return files. The files will be named with the following extensions: Individual – .tcsXX (where XX is the relevant tax...
rating 13 Jul, 2022 Views: 16309
Can I file a paper return using TaxCalc?
If you want to file a paper return, you can print your return using TaxCalc and then send this by post. PLEASE NOTE: When you print the return, you must ensure that you print the return in greyscale or colour. Black and white returns will be rejected. The paper return deadline is 31 October 2025...
rating 25 Mar, 2025 Views: 16113
When licensing TaxCalc I get the error: Product not purchased
If you receive this error message when trying to license TaxCalc, it means that: you haven't yet purchased the product. or (for Practice products) the licence has expired. However, if you have successfully purchased or renewed your software, there might be an issue with the system clock on...
rating 14 Feb, 2023 Views: 16008
How do I offset furnished holiday letting losses against other income?
You can no longer offset furnished holiday letting losses against other income. This change came into effect from the tax year ending 5 April 2012. You can only offset furnished holiday letting losses against future profits from the same property. For further information read 'What you can do...
rating 30 Mar, 2022 Views: 15769
How to use HMRC Self assessment APIs for practice
What are APIs? HMRC have provided a method of obtaining information relevant to the completion of a Tax Return called Application Program Interfaces or APIs. This is the first part of their overall Digital transformation project known as Making Tax Digital. Not a practice? The following...
rating 07 Feb, 2024 Views: 15117
Where do I enter interest received from payment protection insurance (PPI)?
To declare interest received from payment protection insurance (PPI), go to the Any Other UK interest section of the tax return. SimpleStep mode Go to Other income > Savings and investments > Any other UK interest. Enter the relevant information in the boxes. HMRC Forms mode Go to...
rating 24 Mar, 2021 Views: 15065
Inputting trading and property income on a CT600
Follow these steps to input trading and property income on a CT600 form: SimpleStep: CT600 Core > Trade and professional income > Tax adjusted profit/loss-disallowable expenditure HMRC Forms: CT600 Core > Computations > Tax adjusted profit/loss-disallowable expenditure Both...
rating 04 May, 2023 Views: 14432
What's the difference between personal allowance and Class 4 NIC rates?
Your Class 4 National Insurance contributions (NIC) for any tax year are based on your profits for that year. For 2024 -25 you pay: 6% on annual profits between £12,570 and £50,270 2% on any profit over £50,270 For further information and for previous tax years, see the table below....
rating 06 Feb, 2025 Views: 14319
Super-Deduction and FYA capital allowances available between 1 April 2021 and 31 March 2023
What are the new temporary capital allowances? From 1 April 2021 until 31 March 2023, companies, who are subject to corporation tax (CT), investing in qualifying new plant and machinery assets will be able to claim: a 130% super-deduction capital allowance on qualifying plant and machinery...
rating 27 Feb, 2024 Views: 14119
All you need to know about Student and Postgraduate Loan repayments
By clicking on the below links, it will take you directly to that section of the article: #Student Loan calculation summary now shown in TaxCalc: #Multiple Plans - combination of Plan 1, 2 & 4 #Introduction of Plan 4 for Scottish students (from April 2021): #SLC online service for SL and...
rating 25 Mar, 2025 Views: 13816
Connection error when submitting a tax return to HMRC
If you receive a connection error message when attempting to submit an online tax return, this means that your submission isn't getting through to the Gateway quickly enough and the Gateway has closed the internet connection to prevent it becoming blocked. The likely causes of this error are...
rating 15 Jun, 2022 Views: 13664

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