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Check agent authorisation technical specifications if you are a software developer.
Impacting definitions and the Financial Secretary to the Treasury’s declaration for tax information and impact notes.
Find out about the increased subscription limit from 6 April 2020 and get technical help to submit Child Trust Fund return information electronically.
Get guidance from HMRC if you’re a tax agent or an adviser.
Cylchgrawn a gyhoeddir bob deufis ar gyfer cyflogwyr ac asiantau yn rhoi gwybodaeth i’r funud ynghylch materion y gyflogres.
Get guidance from HMRC if you're a tax agent or an adviser.
A bi-monthly magazine for employers and agents that gives up-to-date information on payroll topics.
Look up an error code if you enter wrong information into the CHIEF database system if you’re an importer or exporter.
Find out about ongoing and closed tax policy consultations by checking the status of tax policy consultations.
The purpose of this technical note is to provide further background and information on the Autumn Budget 2017 announcement on tariff income.
Information given by HM Revenue and Customs to tax agents when dishonest conduct may have happened.
This technical note provides the detail as to how the proposed legislation will operate.
Bulletin for Child Trust Fund (CTF) providers about amendments to the CTF regulations and guidance notes.
A transcript of the HMRC Agent Toolkits film.
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