Knowledge Base Articles

personal-tax-incorrect-calculation-of-basis-period-incorrect-year-end

Personal Tax- Period Reform: Incorrect calculation of Basis period (incorrect year end)

There are instances where the Personal Tax basis period calculation is incorrect as it should be 12 months from the end of the last accounting…

business-tax-rd-additional-information-form-tick-box-is-missing-box-660

Business Tax- R&D SME Missing Tick boxes like Additional information (box 660)

This affects IRIS version 24.3.0, when entering R&D SME enhanced expenditure for a client, it is not automatically filing out box 660 or showing the…

personal-tax-transitional-profits-calculating-not-at-the-expected-20-tax-rate-why

Personal Tax- Period Reform: Transitional Profits Calculating not at the expected 20%/40% tax rate, why?

The IRIS Personal Tax calculation is correct as confirmed by the IRIS Development Team. HMRC calculates the 'tax due on transition profits' (at the bottom…

business-tax-sme-research-and-development-entry-for-rd-expenditure-not-populating-the-rest-of-the-boxes

Business Tax- 2024 SME R&D, entry for R&D Expenditure not populating the rest of the boxes

For example: In 2024- Data Entry | Research and Development CT600L | SME Research and Development - enter £XXX R&D Expenditure - but the expected…

personal-tax-3001-8219-amount-in-box-fps16-must-equal-fps8fps9

Personal Tax – 3001 8219 amount in box fps16 must equal fps8+fps9. Share of Profits SA104F must equal

When generating you may get a validation: Share of Profits Amount in box SA104F Adjusted profit for year must equal When submitting online you get…

kba-03851

KBA-3851 PTP TR – Partnership entries for Basis Period Reform with two sets of accounts

This example relates to a taxpayer who previously had an April year end so the last accounts were made up to 30/04/2022. The new year…

personal-tax-add-income-and-get-if-a-date-received-is-not-entered-these-values-wont-be-included-in-any-updates-sent-to-hmrc

Personal Tax- Add income and get ‘If a date received is not entered these values won’t be included in any updates sent to HMRC’

If you are trying to trying to enter income and expenses however the message appears: 'If a date received is not entered these values won’t…

error-3318-the-period-to-which-this-returns-accounts-applies-does-not-coincide-with-the-effective-from-to-dates-of-the-referenced-accounts-taxonomy

AP: Error 3001 3318/3320 – period which this Return’s Accounts applies does not coincide with effective from/to dates of referenced Accounts Taxonomy.

This is a IRIS Accounts Production issue (and this is NOT a Business Tax error where the message normally appears), where the Error 3318 -…

business-tax-claim-audio-visual-and-video-games-expenditure-credits-avec-expenditure-credit-regime-post-2024-25

Business Tax- Claim Audio-Visual and Video Games Expenditure Credits (AVEC) ‘Expenditure credit’ regime Post 2024/25 Box 541

New CT600P/error 9300 - Read this KB Original 'Creative Enhanced Expenditure' claim (Pre 2024/25 before the changes below)- Read this KB HMRC Post 2024/2025 rules…

personal-tax-period-reform-2024-spread-transition-profit-treated-as-arising-fps16-1-and-3001-8625-fps16-1

Personal Tax- Period Reform 2024: Spread Transition profit treated as arising FPS16.1 and 3001 8625 FPS16.1

Load Client in PT and the 2024 year (this normally affects the 2024 year) Check all trades and ensure they have the next 2025 period…

Knowledge Base Articles

Knowledge Base

Newsletter