San Diego Tax Return Deadline 2025. The padres added a starter they think can help them get through september and a pair of relievers they believe will help them navigate october. However, california grants an automatic extension until october 15, 2025 to file your return, although your payment is still due by april 15, 2025.

San diego county residents now have until june 17 to file federal individual and business tax returns and make tax payments, following a push from san diego lawmakers to delay tax day because of the floods. Originally the deadline for filing individual tax returns and paying any tax due.