Small businesses, corporations, partnerships and trusts who need information or help preparing business returns should now call 1-800-829-4933.  Customers calling this number can apply for a new Employer Identification Number (EIN) and receive help on employment taxes, partnership, corporation, estate, gift, trust and excise taxes or other small business issues.
 
People looking for their refunds have a new toll-free number: 1-800-829-1954. Individuals who filed a 1040 series return can check on the status of their current year tax refund with this toll-free number.

View the full list of taxpayer hotlines.