San Marcos California IRS Office in San Marcos, California

This IRS Taxpayer Assistance Center provides by-appointment in-person help for taxpayers with federal tax account problems, identity theft, and payment plan needs. San Marcos California IRS Office is located at 1 Civic Center Drive, San Marcos, CA. Appointments are required — call 1-844-545-5640 to schedule — and bring all IRS notices, your photo ID, and Social Security card to your appointment.

About San Marcos California IRS Office

The San Marcos California IRS Office, located in San Marcos, CA, is a local branch of the Internal Revenue Service (IRS) that acts as a Taxpayer Assistance Center (TAC). The IRS Office helps taxpayers understand and comply with the U.S. tax code, including filing federal income tax returns, paying business or self-employment tax, and receiving IRS tax refunds. The IRS operates as a bureau within the U.S. Department of the Treasury, acting as the nation's tax collection agency.

• Resolving IRS notices, levies, liens, and account discrepancies
• Identity theft affidavit filing and IP PIN (Identity Protection PIN) enrollment
• ITIN applications and renewals for non-Social Security taxpayers
• Setting up installment agreements and payment plan arrangements