A new version of Form 64-8 is available.
The revised form should be used with immediate effect and all existing versions of the 64-8 form should be destroyed
The signature and employer sections of the form have been amended. An online agent authorisation service is also available which replaces the requirement to complete paper forms. A receipt is provided on-screen during the authorisation process that acknowledges HMRC has received the request. Full details of this option is available at More guidance for agents on authorisation
The new version of the 64-8 form is available: Download the revised form 64-8 (PDF 200K)
Fuller details on all of the above are available here