US tax compliance, handled correctly.
ITIN applications and IRS representation for the filings that need to be right the first time.
IRS services
Authorized IRS representation and ITIN support.
In addition to software delivery, Erpasoftware provides IRS-authorized services for individuals and businesses handling US tax matters.
Federal tax authority
ITIN
Individual Taxpayer Identification Number applications.
EIN
Employer Identification Number applications for US entities.
01
IRS Certified Acceptance Agent
Authorized to verify identification documents in person and submit ITIN applications directly to the IRS, without mailing original documents.
- ITIN applications
- Identity document verification
- Direct submission to the IRS
- Individuals and dependents
02
IRS Enrolled Agent
Federally licensed tax practitioners authorized to represent taxpayers before the IRS on filings, audits, collections and appeals.
- Tax return preparation
- IRS representation
- Audit support
- Appeals & collections
Delivered through
IRS services run on the portoftax platform.
ITIN and IRS representation cases are managed end to end inside portoftax — document upload, e-signature, deadline tracking and direct communication with your agent, from a browser or the mobile app.