Section 6039 reporting applies when companies have reportable incentive stock option exercises or employee stock purchase plan transfers. The process generally includes identifying reportable events, preparing participant statements, filing Forms 3921 or 3922, and reconciling the underlying transaction data before deadlines arrive.
What Section 6039 Covers
Companies typically use Form 3921 for incentive stock option exercises and Form 3922 for certain ESPP share transfers. The reporting process depends on accurate equity platform data, participant information, grant details, exercise or transfer dates, fair market value, purchase price, and other transaction fields.
Section 6039 Deadlines
For transactions in a given calendar year, companies generally must:
- Furnish participant statements (copy B of Form 3921 or 3922) by January 31 of the following year.
- File with the IRS by February 28 on paper, or by March 31 when filing electronically.
Companies that file 10 or more information returns in a calendar year, counted across most return types, generally must file electronically. Most companies with regular ISO or ESPP activity cross that threshold.
Why Companies Struggle With 6039 Reporting
Errors often start with incomplete data, platform configuration issues, stale participant addresses, or unclear ownership between equity, payroll, tax, and legal teams. The work is also easy to underestimate because it may happen only once a year, even though the underlying transactions occur throughout the year.
How to Reduce Reporting Risk
Start early, reconcile transaction data, confirm participant details, document assumptions, and build a repeatable review process. Companies should also coordinate with tax advisors and equity platform vendors before filing. A clean process reduces last-minute corrections and helps employees receive accurate statements.
Section 6039 Filing Services From AEP
Accelerated Equity Plans provides Section 6039 filing services as part of our broader equity administration work. We reconcile ISO exercise and ESPP transfer data against your equity platform, prepare Forms 3921 and 3922, coordinate participant statements by the January 31 deadline, and support the IRS filing with your tax team or filing vendor.