Profit Sharing Contribution Deadline 2025. If a corporate taxpayer and plan sponsor files for an extension of time to file its tax return, extending the filing deadline from march 15th to september 15th, but then files their tax. It is treated as a 2023 annual addition and is deductible in 2023 since the deposit was made in 2023.

This chart illustrates how the different safe harbor matching contribution. Contributions can be vested immediately or over time,.