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3034 articles

personal-tax-trade-income-missing-on-comp-sa100-when-accounting-period-is-31st-of-march-2025-360-365-and-incorrect-tax-comp

Personal Tax- Trade Income missing on Comp/SA100 on 31/03/2025 and 360/365 days with incorrect Tax Comp/SA100 calculation

There are DEFECTS with IRIS version 25.1.0 and 25.1.3 in 2025. This is fixed in the IRIS JUNE Service Pack 2 version 25.1.4.42 release. Missing…

business-tax-2024-25-creative-avec-relief-tax-credits-claim-with-ct600p-and-error-9300

Business Tax- 2024/25 Creative/AVEC relief tax credits claim with CT600P and error 9300

Please ensure you update to IRIS version 25.2.0 will allow for electronic submission to HMRC with Creative/AVEC entries.  April 2025. Business Tax- 2024/25 Creative/AVEC relief…

personal-tax-making-tax-digitalmtd-and-quarterly-submissions-2024-25-onwards

Personal Tax- Making Tax Digital(MTD) and Quarterly Submissions 2024/25 onwards

For the operation of HMRC MTD and Quarterly Submissions 2024/25 in Personal Tax, go through these steps below; For Q&A on MTD matters from 2026…

personal-trust-tax-property-capital-gain-2024-25-18-24-rate

Personal/Trust Tax: Capital gain 2024/25 18/24% rate with Adjustment

The new HMRC 18/24% rates is released with version 25.1.0 in April 2025. IRIS Personal Tax and Trust Tax calculates the updated capital gains tax…

business-tax-rdec-corporation-tax-repayable-by-notional-brought-forward-figure-incorrect

Business Tax- R&D RDEC Corporation Tax Repayable by Notional Brought Forward figure: Incorrect?

R&D RDEC - You have entered Expenditure and have a 'Notional Brought Forward' figure or this was manually entered and you believe the a RDEC…

personal-tax-how-to-create-add-a-new-employment-business-in-pt

Personal Tax- How to create/add a new Employment Business in PT?

This is assuming you have not already added/created this business into AP/BT first and instead adding it into PT directly. If the business was initially…

personal-tax-when-loading-a-specific-client-pt-closes-with-error-no-error

Personal Tax- When loading a specific client, PT closes with error/no error?

IF 'PT crashes running any report' (not when loading client)- Read these two KBs as known defects in 2025 KB1 and KB2 Personal Tax closes…

business-tax-llp-partnership-land-and-property-the-amount-in-box-n1-19-must-equal-the-box-in-1-39

Business Tax- LLP/Partnership, land and property: ‘The amount in box N1.19 must equal the box in 1.39’

You have a LLP/Partnership with land and property income but you get error 'The amount in box N1.19 must equal the box in 1.39'. This…

personal-tax-incorrect-dates-values-on-trade-and-tax-comp

Personal Tax- Incorrect dates/values on Trade and Tax Comp

When generating a Trade computation -there are unknown dates are being applied which are also giving incorrect values (which also show incorrectly on the Tax…

business-tax-invalid-data-entry-payenicforwhichthecompanyisliableinthisaccountingperiod

Business Tax- Invalid data entry: PAYENICforWhichTheCompanyIsLiableInThisAccountingPeriod

2026 issue: 3001 4065 This is linked to a R&D claim and a known HMRC schema to be updated and awaiting to be released 6th…