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
How to defer class 4 NIC?
Deferring Class 4 NIC From 2015/16, you are no longer able to defer Class 4 NIC. HMRC have changed the rules and if you wish to find out further information, please visit the HMRC website: Defer your National Insurance. However, you may be able to claim a refund for previous tax years. If you...
rating 05 Apr, 2023 Views: 1853
How to enable notes on the corporation tax computation?
The corporation tax computation does not include certain sections of the calculation as a default. However, it is possible to manually include those sections if needed. To do this please follow the below steps; Click on Review Compuation on the left menu. Click on Edit Notes. Choose the note...
rating 21 Mar, 2019 Views: 1829
Why don’t I have to make payments on account?
You don't need to make payments on account (POA) towards the next tax year if: The total tax due (less Class 2 NIC payment) for this year is under £1,000 Or More than 80% of the tax due is met by income tax deducted at source. Illustrated Example for point 1: POA are not due when the...
rating 02 Mar, 2018 Views: 1810
How do I view, modify or import old CT600 returns? (Business users)
If you want to open a CT600 return made in an earlier version of TaxCalc, first try to open the file in TaxCalc using File > Open. TaxCalc 2007 To view a return prepared in TaxCalc 2007, check that you have the final release of the software (version 7.10.08): Go to Help > About...
rating 03 Aug, 2020 Views: 1809
How to adjust self-employment profits for accounting periods not aligned with the tax year (from 2024/25 onwards)
When processing the information for the 2024/25 tax year, the Basis Period Reform will have already taken place. If you are unfamiliar with the rules surrounding this, it is recommended that you review this HMRC webpage for further information. If for any reason, a self employed individual has...
rating 03 Jun, 2025 Views: 1744
Can I run TaxCalc on Linux?
The TaxCalc application is now available on Linux for Individual and Standalone practice users. We are currently developing a network version which will be available in the future. As for now, you are able to have a LINUX machine as one of the additional machines if a windows machine acts as the...
rating 29 Mar, 2022 Views: 1739
Importing Multiple Clients from external tax return files
When you import a client using a tax return file, you are doing two things: Transferring a copy of the tax return into the TaxCalc database. Creating a record for that client in Practice Manager, which can then be used across the TaxCalc Applications. Please note: The importing process will...
rating 09 Mar, 2023 Views: 1728
How do I claim investments or shares in a Seed Enterprise Investment Scheme?
You can claim income tax relief on investments in a Seed Enterprise Investment Scheme in SimpleStep or HMRC Forms mode. Go to Tax reliefs and allowances > Relief on investments. Enter the amount in the box labelled Subscriptions for shares under the Seed Enterprise Investment Scheme. Go...
rating 06 Jun, 2023 Views: 1709
Do I need to enter an acquisition date for my Capital Gains?
When adding Capital Gains you do need to enter an acquisition date for an SA900 but not for an SA100. SA900 If you don't enter a date of acquisition on an SA900, online submission will fail. You can enter either the actual or approximate date, as the date is no longer relevant to the...
rating 29 Mar, 2022 Views: 1697
Does the trial have any limitations?
The 14-day trial is a nearly fully functioning version of TaxCalc, with some limitations: Anything that is printed will appear with a watermark. You will not be able to file online whilst on a trial period. It is not possible to export any reports to Word/Excel.
rating 03 Aug, 2020 Views: 1691
How do I calculate payments on account when there is Marriage Allowance?
HMRC are changing the calculation of payments on account when there is a Marriage Allowance transfer. Currently their SA110 notes suggest that payments on account should be calculated on the tax due amount, before applying the Marriage Allowance. The correct process is explained in the below...
rating 09 Mar, 2023 Views: 1677
How do I enter multiple entries for Capital Gains Tax on my SA900 return?
To enter multiple entries for Capital Gains Tax on your SA900 return, follow these steps: Go to Capital Gains > CG 1. Enter the figures for gains and losses. If you have different types of disposal, column AA, type Q,U,L,O you may need to split further. Add a further page if you have...
rating 23 Mar, 2021 Views: 1649
Message from TaxCalc - Cannot replace the file (when printing/previewing or saving a PDF)
If you receive a message similar to the following when creating a PDF or previewing one, it means that there is an illegal character at the end of the client's name. The character(s) normally show as a space and are most often carriage returns caused by copying and pasting the name from...
rating 03 Jan, 2024 Views: 1633
HMRC Filing Exclusions and Special Cases 2023/24
HMRC Filing Exclusions 2023/24 Exclusions have arisen due to the previous introduction of additional allowances and bands for certain types of income, making the calculation of the tax liability more complex. HMRC systems expect our software to match their method of calculation in order for the...
rating 11 Mar, 2025 Views: 1615
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 located within the Corporation Tax Chargeable page. The financial year for HMRC corporation tax purposes (in terms of rate and other changes) runs from...
rating 26 Mar, 2026 Views: 1576

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