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Integrity Tax Services
Upcoming Due Dates
September 15, 2026
3rd Quarter Estimates Due (2026)
September 15, 2026
Extended 2025 Corporate & Partnership Returns Due
September 30, 2026
Extended 2025 Trust Returns Due
October 15, 2026
Extended 2025 Individual Returns Due
October 31, 2026
3rd Quarter Payroll Tax Due