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Professional Resources


Links to the latest federal tax news, preparer guidelines, e-filing, and important contact information for practitioners.

IRS Expands Penalty Waiver for Those Whose Tax Withholding and Estimated Tax Payments Fell Short in 2018; Key Threshold Lowered to 80 Percent

IRS Confirms Tax Filing Season to Begin January 28 

Latest News 

IRS for Tax Professionals 

Other Important Links:

Frequently Used Telephone Numbers for Practitioners

  • 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
  • E-Help Desk 866-255-0654
  • Tax Exempt Organizations 877-829-5500
  • 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