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TaxCalc Release Notes 2026
Below are the Release Notes for TaxCalc 2026 releases. Click to see the Release Notes for 2013-2019 > 2020-2024 > 2025 Please note we phase releases out so you may not see this available straight away. TaxCalc Product Update - version 18.1.170 - Released on 26 March 2026 Please note: ...
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27 Mar, 2026
Views: 208892
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How do I increase/decrease my payments on account towards the following tax year?
You can't increase payments on account towards the following tax year – you can only reduce them. You can choose to pay more on account, but HMRC will only ask for the payment on account calculated in your statement. To reduce payments on account, please follow the below instructions: HMRC...
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27 Mar, 2026
Views: 24824
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How much tax will I need to pay in January?
The information you provide within the SA302 calculation will determine how much tax is due. This calculation will then apply any tax already deducted and leave you with a balancing payment (if there's any tax outstanding) or a repayment due (if you've overpaid in tax). If your total tax bill is...
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26 Mar, 2026
Views: 3225
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How do I complete the CT600 for a long period of accounts? (Business users)
If your accounts cover a period of more than 12 months, you'll need to complete the CT600 for two periods, as follows: Prepare the accounts for the full period and generate an XBRL version or PDF-with explanation (if required). Apportion the profit/loss into a 12-month period and the remaining...
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26 Mar, 2026
Views: 9947
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How do I switch to a summary breakdown of expenses on my SA800 partnership return?
You can only switch to a summary breakdown of expenses in your SA800 partnership return if turnover is below the threshold for declaring income on the Full Form. The business threshold for 2025-26 is £90,000. To switch to a summary breakdown you need to clear all entries made on the Full Form,...
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26 Mar, 2026
Views: 1006
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Where do I enter payments on account?
To enter payments on account, go to the Payments on account section using SimpleStep or HMRC Forms. SimpleStep mode Working out your tax > Payments on account for 2025-26 HMRC Forms mode Tax Calculation > Payments on account > Box 10 and 11 (bottom of the page) When do I make...
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26 Mar, 2026
Views: 8095
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Class 2 NIC from 2024/25 - small profits threshold and voluntary contributions
Changes to Class 2 NIC thresholds For tax years 2022/23 and 2023/24, you needed to pay Class 2 NIC if your profits were above the Lower Profits Limit. For 2025/26 onwards, if your profits are above the Small Profits Threshold (£6,845) Class 2 contributions are treated as having been paid to...
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26 Mar, 2026
Views: 6179
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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 the process. Alternatively, please follow these written steps: Make your corrections. Click on Check & Finish. Check and review your...
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26 Mar, 2026
Views: 83017
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When do I make payments on account?
You'll usually have to make two payments on account for the current year's tax: One by 31 January in the current year. One by the following 31 July. Each payment is half of the tax due for the previous year. For example, for the tax year 2025-26 (6 April 2025 to 5 April 2026), the first...
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26 Mar, 2026
Views: 2789
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Moving TaxCalc to a new computer (Individual, Partnership and Limited Company users)
On the Old PC Before starting you should know the location of the data files. Start the TaxCalc program and select a file within an appropriate year. The file location will be shown in the ‘File Info’ at the bottom of the screen. In the example shown above, the...
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26 Mar, 2026
Views: 52009
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How to use the annual pension allowance and contribution details wizard from 2025/26
When should I use the annual pension allowance wizard? If your total pension contributions are close to exceeding your annual pension allowance and/or your pension allowance is likely to be tapered, you can use the wizard to: Calculate excess contributions and possible pension tax charge Keep...
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26 Mar, 2026
Views: 7068
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How do I use the Annual pension allowance details wizard for defined benefit schemes
How do I use the Annual Pension Allowance details wizard for defined benefit schemes? Whilst our wizard refers to terminology for defined contribution pension schemes, it can be used to determine the annual allowance and any resulting pension tax charge for defined benefit schemes (also known as...
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26 Mar, 2026
Views: 2489
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Enterprise Investment Scheme share disposals - How to record the sale and claim disposal relief or share loss relief
If you have disposed of Enterprise Investment Scheme shares in 2025/26 , you should complete the capital gains summary pages and attach your calculations if: your total sales proceeds from all assets were worth more than £50,000 your chargeable gains before taking off any losses were...
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26 Mar, 2026
Views: 23571
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How do I offset Capital (CGT) losses?
Any unused Capital Gains Tax losses from previous years that are carried forward have to be used against the first available capital gains. This means that you can reduce your capital gains to the yearly allowance amount (£3,000 in 2025-26) and carry forward the remaining losses. TaxCalc does...
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26 Mar, 2026
Views: 25012
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How do I offset losses against profits (and also reduce Class 4 NIC)?
Set off Against other income You can offset losses against a profit to reduce tax paid. To do this enter the loss amount (which must not be greater than other profit) in the loss schedule in the following places: SimpleStep Your work > Self Employment > Full Form - Details > Losses...
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26 Mar, 2026
Views: 9542
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How do I pay tax due using my PAYE tax code
When can you pay tax owed through your PAYE code? You can pay your Self Assessment tax bill through your PAYE tax code, when all of the following apply: You owe less than £3,000 on your tax bill You already pay tax through PAYE, for example, you’re an employee or you get a company pension ...
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26 Mar, 2026
Views: 10885
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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...
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26 Mar, 2026
Views: 17691
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How to claim EIS/SEIS/VCT Relief
When claiming relief under EIS, SEIS and VCTs, there are two types of relief available: Income tax relief Capital gains tax relief Depending on which you intend to claim, will depend on where the entries are required for disclosure on the return. If you intend to claim income tax relief,...
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26 Mar, 2026
Views: 6172
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HMRC Fetch API - Taxpayer data not found. Error: 404
Please note this article is specifically referring to the SA100 fetch facility. If you are receiving the error 404 for VAT submissions, please see the link for Common MTD VAT errors This error is returned when the information for a specific taxpayer and for a specific year is not available. This...
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26 Mar, 2026
Views: 14945
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[COPY] How do I create Charity accounts in TaxCalc?
From version 16.5.460 of TaxCalc we introduced the option to create SORP compliant accruals accounts for Charitable Companies (Limited by Guarantee), Charitable Incorporated Organisations and Charitable Unincorporated Associations registered in England and Wales. These instructions will take you...
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26 Mar, 2026
Views: 9
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How to use the Pension Input Wizard 2024/25
When should I use the annual pension allowance wizard? If your total pension contributions are close to exceeding your annual pension allowance and/or your pension allowance is likely to be tapered, you can use the wizard to: Calculate excess contributions and possible pension tax charge Keep...
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26 Mar, 2026
Views: 7351
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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 2026...
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26 Mar, 2026
Views: 17696
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I cannot open my TaxCalc file(s)
If you try to open a TaxCalc return and it will not open, the most likely reason is that the return was created on a different machine. Please locate the return file in the machine where it was created in the Documents folder searching for .tcs as the file extension. Save the file to a memory...
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26 Mar, 2026
Views: 3477
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When will Charity Accounts be available in TaxCalc Accounts Production?
From version 16.5.460 the Charity Accounts add-on allows for creation of SORP compliant accruals accounts for Charitable Companies (Limited by Guarantee), Charitable Incorporated Organisations and Charitable Unincorporated Associations registered in England and Wales. From version 18.1.170 the...
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26 Mar, 2026
Views: 5144
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How do I use the What If? Planner?
You can use the What If? Planner to forecast next year’s tax liability by following these steps: Open the SA100 tax return in question Go to Check & Finish. Click on What If? Planner Enter the income figures: Click on Use 2025/26 Values and use Add/Edit for each section to adjust...
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26 Mar, 2026
Views: 3829
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