Corporation Tax Software

Intelligent, Innovative and Reliable Tax Software Solutions used by 23 of the top 25 Accounting Firms and over 900 Large Corporations

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Statutory Accounts Tagging Made Simple

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FATCA Reporting

Software solutions for accurate reporting of US FATCA, UK FATCA and CRS account information

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We have a solution to all your Tax Consulting requirements

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BEPS Country by Country Reporting Software

Automating & Streamlining CbyC Processes

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New Products & Services

Corporate Tax SoftwareFATCA & CRS Solutions

Innovative software solutions & services for accurate reporting of US FATCA, UK FATCA CDOT and CRS account information in the relevant format ready to be filed to the tax authority.


Corporate Tax SoftwareBEPS Country by Country Reporting

Alphatrac CbyC is a comprehensive web-based software solution for all your Country by Country reporting needs.


Corporate Tax SoftwareHosted Service

The Hosted Service offered by TCSL provides you with anytime/ anywhere remote access to the Alphatax application.


Corporate Tax SoftwareTax Technology Consulting

Helping organisations of all sizes to re-model and re-engineer the technology around their corporation tax processes.



Corporate Tax SoftwareAlphatrac

A web based application that provides a comprehensive management tool for compliance tasks and processes for both UK and global businesses.


Corporate Tax SoftwareiXBRL Tagging Service

A comprehensive statutory accounts tagging service for all businesses utilising the market leading iXBRL tagging software application Alphatag.


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Latest News

We are pleased to confirm that version 17.0 of Alphacat has now been successfully released ...

We are pleased to announce that the Alphatax Ireland Version 17.0 release is now available. ...

Alphatax UK Version 17.0 is available We are pleased to announce that Alphatax UK Version ...

Following Revenue’s update of their XML 2017 schema for e-filing we have made available an update ...

We have made available a patch update correcting an issue identified in the Autumn Edition ...

An update for Alphacat Version 16.3 – Cayman Islands is available to address Cayman Islands ...

Following the Cayman Island’s release of the updated AEOI Portal User Guide at the end ...

We are pleased to announce that version 10 of our tagging software, Alphatag Ireland, has ...

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