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...

HMRC provides a list of exchange rates to use if you need to convert income into British pounds for your tax return.

HMRC claim that as long as box 45 for '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...

If you’re a close company that’s previously paid tax on a loan to a participator, you may be able to reclaim that tax. Once the loan has been repaid, released or written off partially or in full, usually the tax can be either offset against current corporation tax liabilities or repaid...

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...

Franked Investment Income (FII) is the name for UK dividends that a limited company receives from another company. To record FII on a CT600: SimpleStep CT600 Core > Trade and Professional income > Tax adjusted profit/(loss) worksheet – disallowable expenditure > proceed with steps...

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...

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...

When you make a claim for research and development (R&D) enhanced expenditure for small and medium sized enterprises (SME's), you need to enter figures to adjust the computation to receive relief for the additional 130% of qualifying costs. If there is a loss, you may also need to make a...

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 Core > Losse, Management expenses, NTLRDs and...

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...

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...

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...

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...

In most cases you do need to attach accounts to your CT600. For exceptions, see below. You can attach accounts in two formats: iXBRL – for most companies PDF – usually for charities only. Attaching iXBRL accounts iXBRL accounts need to be in .html or .xhtml. Support can supply you...