In accordance with the requirements of the General Data Protection Regulation EU 2016/679 and the Data Protection Act 2018, this Data Processing Addendum (DPA) is provided for our customers with existing contracts to download and store with their contract if the contract agreed between Tax Computer Systems Limited (TCSL) and the customer pre-dates the changes in the applicable data protection legislation.  

The DPA is pre-signed by TCSL. Please download and sign a copy of this Addendum and send the same through to us at

If you have any questions about the DPA, please contact

Click here to download