Serve Your Clients


Get the information you need to help your clients.

E-Services - Online Tool for Tax Professionals

A suite of Web-based tools for the tax professional to:

  • Become an Authorized IRS e-file Provider
  • Apply and participate in e-filing for tax returns and Affordable Care Act Information returns
  • Apply and participate in the TIN Matching Program
  • Access the Transcript Delivery System (TDS)
  • Access to the Secure Object Repository (SOR) which is a secure mailbox

Power of Attorney and Other Authorizations

You can submit Power of Attorney (POA) or Tax Information Authorization (TIA) for a taxpayer with these options:

Compare options to submit POA or TIA.

Help Your Clients With

Contact the IRS

IRS Return Preparer Office

PTIN questions, Scheduling for the IRS Special Enrollment Examination, IRS Continuing Education Provider questions, Office of Enrollment questions

Office of Professional Responsibility

Circular 230, Information for Tax Professionals, FAQs on Circular 230, Webinars and Speaker Requests, Disciplined Practitioners

Centralized Authorization File (CAF)

CAF Unit Addresses, Fax Numbers, and State Mapping

 Call Us