Knowledgebase Support HMRC Useful links
Knowledgebase home
Tax Return Production
Accounts Production
Practice Management
VAT Filer
CloudConnect
Anti-Money Laundering
Support home
Hot Topics
SimpleStep Guides
Release Notes
Technical
Known Issues

HMRC Status
Useful Links
MTD for Agents MTD for Businesses What is MTD
Preparation
Agent Services Account
MTD for VAT
MTD for Income Tax
MTD for VAT
Digital Record Keeping
Quarterly Updates
Step-by-step Guide
HMRC's MTD Timeline
TaxCalc's MTD Journey
CT600 Corporation Tax Return
What is a 1046 authentication error?
When you receive the 1046 error message, this is because the details entered when attempting to file are incorrect, or they do not match what HMRC are expecting. To go through this error message, please see the below instructions or download our PDF step by step guide. Step 1: Check User ID and...
rating 28 Jun, 2017 Views: 97507
What exchange rate shall I use to convert foreign income into British pounds?
HMRC provides a list of exchange rates to use if you need to convert income into British pounds for your tax return.
rating 17 Jun, 2016 Views: 29401
How do I enter a repayment of a loan to participator?
When completing the details surrounding a repayment of a loan, the claim for relief is dependent upon the length of time following the loan being issued. The below extract has come from the HMRC website: Reclaiming within 2 years If you’re reclaiming within 2 years of the end of the...
rating 10 Dec, 2018 Views: 23551
How do I carry back a loss to a previous financial year on a CT600?
HMRC claim that so long as box 45 (Claim or relief affecting an earlier period) is ticked on the current year return, you should not need to re-file the amendment for the earlier year. This being said, customers have previously reported that although this box is ticked, the repayment has not been...
rating 02 Jan, 2020 Views: 22096
How should I treat Franked Investment Income on a CT600?
Franked Investment Income (FII) is the name for UK dividends that a limited company receives from another company. To record FII on a CT600: SimpleSteps: CT600 Core > Trade and Professional income > Tax adjusted profit/(loss) worksheet – disallowable expenditure. HMRC Forms Mode:...
rating 19 Mar, 2020 Views: 21727
Why can't I print my document or create a PDF?
If you're having problems printing or creating a PDF this could be due to a problem with the installation or configuration of the default PDF reader. If you're using TaxCalc 2015 or newer you can switch to TaxCalc Viewer instead. For more information read How do I enable TaxCalc Viewer? If your...
rating 28 Dec, 2018 Views: 20750
Tax Rates and Allowances
Please select from below: Income Tax National Insurance Contributions Working and Child Tax Credits Child Benefit and Guardian's Allowance Tax Free Savings Account Fuel Benefit Charge Van Benefit Charge VAT Capital Allowances Corporation Tax Authorised Mileage Rates Pension Contributions...
rating 19 Apr, 2018 Views: 16737
"Can't open this file. There's a problem with the file format" when trying to print preview in TaxCalc using Windows 8/8.1
You might get the following error message instead of a pdf preview window when printing from TaxCalc using Windows 8 or 8.1: Can't Open this file. There's a problem with the file format This could be caused by one of two issues: Adobe Reader isn't installed. Adobe Reader isn't the latest...
rating 28 Oct, 2015 Views: 14965
How do I enter R&D expenditure on my CT600?
When you make a claim for research and development, you need to enter figures for information and computation adjustment. You may also need to make a claim to surrender any losses. You can make the R&D claim in SimpleStep or HMRC Forms mode, as follows. CT600 2015 form SimpleStep mode ...
rating 24 Mar, 2020 Views: 12435
How do I offset losses on a CT600 Corporation Tax return?
Whether the losses are for the current year or brought forward, you need to declare all of the information on the same page, known as the Trading Losses record. To do this you can use SimpleStep or HMRC Forms mode. SimpleStep mode Go to: CT600 Full/Short or Core > Trade and professional...
rating 02 Aug, 2016 Views: 10313
Inputting trading and property income on a CT600
Follow these steps to input trading and property income on a CT600 form: Enter the figure for Profit/(loss) on ordinary activities before taxation – this is the total of trading profit/(loss) and property profit/(loss). Enter Disallowable expenditure (Depreciation). Go to Tax adjusted...
rating 22 Mar, 2016 Views: 7593
How do I complete the CT600 for a long period of accounts? (Practice users)
If your accounts cover a period of over 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. Apportion the profit/loss into a 12-month period and the remaining days – using days meets the HMRC...
rating 17 Oct, 2019 Views: 7139
How long do I have to file an amended CT600 return?
HMRC places restrictions on when you can file an amended CT600 return online: You can only file an amended return within 12 months of the filing date. In the case of a return for the wrong period, you can only file within 12 months of what would be the filing date if the period for which you...
rating 19 Nov, 2015 Views: 6119
Where do I enter dividends paid to shareholders on a CT600?
Dividends paid to shareholders aren't included on a CT600. Instead you'd enter them on the shareholders' individual returns, if you're preparing these. A Corporation Tax return consists of three documents: the CT600 a set of statutory financial statements, which discloses the dividends a...
rating 28 Oct, 2015 Views: 4944
#7752 – The CRN on the submission does not match the CRN for this Unique Taxpayer Reference
HMRC has introduced a validation upon submission to try and reduce the number of submissions where the Company Registration Number (CRN) used in the CT600 and the attached accounts doesn't belong to the submitting company. Submissions that fail the validation will generate the following error...
rating 16 Mar, 2016 Views: 4035

← Prev Next
1 2 3 4 5