The due date for the U.S. Individual Income Tax Return for tax year 2015 is April 18, 2016 (April 19, 2016 for filers in Massachusetts and Maine). Most states comply with the federal guidelines, but it is recommended that you check with your individual state taxing authority to confirm the deadline.
For information on states that do not comply with the federal deadline for 2015, see State Return Due Dates.
Providing your email address may speed up recovery of your information.