Company Tax Return: IT problems (WT1)
Use form WT1 if you've been unable to send your Company Tax Return online.
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Use this form if youâve been unable to send your Company Tax Return online.
Email HMRC to ask for this form in Welsh (Cymraeg).
Get the right software
This form is interactive (one that you complete on screen) and you must use Adobe Reader to complete it. Downloading Adobe Reader is free. .
HMRC are creating new versions of their forms that donât depend on Adobe Reader. Whilst this work is in progress the following methods can be used to ensure the form will download or open in Adobe Reader:
- whatever browser you are using, review your settings to make Adobe Reader the default program for opening PDF documents
- Windows users should right click on the form link then select âSave target asâ� or âSave link asâ�
- Mac users should right click on the form link then select âSave linked file asâ�
- save the form - the recommended place is in the documents folder
- using Adobe Reader you can open the form
If the form still doesnât open, then contact the for more help.
Fill in the WT1 form and send it to HMRC with your Company Tax Return if:
- you havenât sent your Company Tax Return online
- your online return doesnât include an inline eXtensible Business Reporting Language (iXBRL) accounts file when it should
- your return is late