All information contained on our web site has been designed to assist its user in dealing with UK personal income tax matters only. The use of site resources is free of charge. TaxUndo Ltd also provides free initial consultations to anyone who contacts TaxUndo Ltd by email, phone, web-site registration, etc for advice on matters related to personal income tax. However, the site resources or a free initial consultation cannot be treated as sufficient substitutes for paid professional advice which TaxUndo Ltd will provide in cases of complexity, etc.

A comprehensive selection of tax resources:

Agent codes - Self Assessment and PAYE agent refer
All agent registrations and changes to agent details relating to Self Assessment (SA) and PAYE are now dealt with by a centralised team based in Longbenton. Such registrations and changes sh...















