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iXBRL Conversion Service

For Windows and Mac

Retirement of theTaxCalc iXBRL Conversion Service

TaxCalc iXBRL Conversion Service was retired on 30 November 2016.

Are you an accountant?

TaxCalc Accounts Production has been designed with iXBRL in mind. Built to be easy to use, the software can produce iXBRL compliant accounts for a range of disclosure formats e.g. FRS102 for small companies, FRSSE 2015 and Micro Entity accounts.

Any unused iXBRL conversion credits can be offset against the purchase of TaxCalc Accounts Production.

Non-accountant customers

For all other customers, if you have remaining credits on your account, you can offset these against your future TaxCalc software purchases. If you have any questions regarding this announcement, please contact our sales team on 0345 5190 883 or email us at

TaxCalc iXBRL Conversion Service in action

We pride ourselves on delivering high quality and easy to use software. Please click on a screenshot below to
see how you use TaxCalc iXBRL Conversion Service and see how easy it is to produce iXBRL tagged accounts.

You access TaxCalc iXBRL Conversion Service from within the TaxCalc website.

The Home screen provides instructions and is where you will choose your output format: .html or .xhtml.

The TaxCalc website is where you will find the latest version of the iXBRL template.


Fill in the template with the full accounts for submission to HMRC.

Any lines that you don't need are simply hidden, rather than deleted.

The Microsoft Excel file is uploaded to our site for conversion.

Any issues during conversion are brought to your attention.

Conversion results are stored for fourteen days before being deleted from your history.

The iXBRL file can then be attached to your Corporation Tax return (TaxCalc CT Unlimited shown for illustration).

Frequently asked questions

The questions below provide immediate answers to many aspects of TaxCalc iXBRL Conversion Service.
If you have any further questions, please call 0345 5190 882 or email

What was the TaxCalc iXBRL Conversion Service?

The TaxCalc iXBRL Conversion Service converted full financial statements prepared in Microsoft Excel spreadsheets into the iXBRL file format.

The service was based upon the FRSSE 2015 standard for small companies, which applied to accounting periods commencing after 1 January 2015 but before 1 January 2016.

How do I purchase iXBRL conversions?

TaxCalc iXBRL Conversion Service was retired on 30 November 2016.

What happened to my unused iXBRL conversions?

We emailed all of our customers with unused iXBRL conversions to inform them that they have been given a credit note to the value of their outstanding credits. This credit note will be automatically offset against future TaxCalc software purchases.

How will I produce iXBRL accounts after TaxCalc iXBRL Conversion Service is withdrawn?

Practice customers are encouraged to adopt our Accounts Production software. Any unused iXBRL conversion credits will be offset against the purchase of Accounts Production.

If you are a customer of TaxCalc Limited Company Solo 6, please email to discuss your alternatives.

How long do you keep conversions on your system?

We will hold any accounts that were converted just prior to 30 November 2016 for fourteen calendar days.

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