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Basic Tools for Tax Professionals

Information You Need to File Returns for Your Clients

Your Responsibilities As A Tax Professional

Campus Responsibilities and Operations

Reference Materials

Representing Your Client Before the IRS After Returns Have Been Filed

IRS Collection Tools and Your Clients’ Rights

Requesting Transcripts and Other IRS Information on Clients

Criminal Investigation Division and Enforcement Initiatives

  • If you suspect or know of an individual or company that is not complying with the tax laws, you may report this fraudulent activity.
  • If you suspect that your taxpayer has provided you with false information, read Pub 3857 for information on what you can do.

Treasury Inspector General for Tax Administration (TIGTA)
Report fraud, waste and abuse.

Frequently Used Telephone Numbers for Practitioners

  • PTIN Information Line 877-613-PTIN (7846)
  • Disaster Hotline 866-562-5227
  • Practitioner Priority Service 866-860-4259
  • Business Specialty Tax Line 800-829-4933
  • Forms and Publications 800-829-3676
  • Refund Hotline 800-829-1954
  • 100 Tax Topics 800-829-4477
  • E-Help Desk 866-255-0654
  • Tax Exempt Organizations 877-829-5500
  • Health Coverage Tax Credit Contact Center 866-628-4282
  • Report Tax Schemes 866-775-7474
  • EFTPS Customer Service 800-555-4477
  • Taxpayer Advocate 877-777-4778
  • Automated Substitute for Return (ASFR) Call Site 866-681-4271
  • Identity Protection Specialized Unit 800-908-4490
Page Last Reviewed or Updated: 12-Aug-2012