Business
Panama — Business: Annual Compliance
Panamanian income tax returns are due three months after year-end (one-month extension available) with estimated payments at the 6th, 9th and 12th months.
VerifiedProfessional tax guide — not a government sourcePwC Worldwide Tax Summaries – Panama corporate: tax administrationLast reviewed: 2026-10-26
Key facts
- Accounting periods cannot exceed 12 months and for most companies run 1 January to 31 December.
- Returns are due three months after the fiscal year ends, with an extension of up to one additional month available.
- Estimated tax payments are made at the end of the 6th, 9th and 12th months of the accounting period.
- Tax authorities select taxpayers for audit on internal criteria, focusing on non-deductible expenses, withholdings and VAT.
- Determining tax obligations has a five-year limitation period, three years for additional determinations.