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Available Downloads:
Tax table- July 2020

To view HMRC's interest rate tables, click here.

Please note that the table files below have been updated with the CT rate of 19% applying from 1 April 2020.
The HMRC Corporation Tax online service has not been updated yet and tax returns for accounting periods ending on or after 1 April 2020 should not be submitted unless they are nil returns. Please see the link here

Newer versions than what is already included in your current version of Alphatax will be available below
Alphatax Tax District file (TCSLCT.DST)

This list is based on the HMRC-compiled list of addresses for Businesses & Corporations and the Large Business Service (LBS) & Specialist Offices.
Click here to search for your Corporation Tax Office on the HMRC web site.

Tax District file 63kb 25 May 2016
Things to note when downloading files:

Please note that the rpi (tcslct.tbl) and tax district (tcslct.dst) files downloaded from this page will need to be placed in the same location as Alphatax.

If DST files have already been associated with an application such as Notepad or Excel on your computer, the tcslct.dst file will be automatically opened in that application when you click on the hyperlink. If this is the case, we recommend that you close the file and then, at the hyperlink, click the right mouse button and choose Save Target As to save the file to the correct location.