Customer Notice: The Arizona Department of Revenue’s East Valley Office is now open by appointment only. Appointments are available Monday - Thursday from 7:30 a.m. - 5:30 p.m. (closed on Fridays). To schedule an appointment, please contact us at (602) 716-2367 or [email protected].

Taxpayers now have a convenient new way to request a payment plan by visiting AZTaxes.gov.

Additional Credit for Increased Research Activities for Basic Research Payments

Filed by individuals, corporations, and partnerships to claim the Additional Credit for Increased Research Activities for Basic Research Programs.

Form Number:

346

Category:

Tax Credits Forms

Form Year	Form	Instructions	Published
2020	Download (273.88 KB)	Download (333.79 KB)	01/01/2021
2019	Download (259.25 KB)	Download (4.45 MB)	01/01/2020
2018	Download (258.68 KB)	Download (68.08 KB)	01/01/2019
2017	Download (660.56 KB)	Download (304.63 KB)	01/01/2018
2016	Download (272.27 KB)	Download (71.18 KB)	01/01/2017
2015	Download (155.03 KB)	Download (32.39 KB)	01/01/2016
2014	Download (71.17 KB)	Download (32.29 KB)	01/01/2015
2013	Download (68.9 KB)	Download (35.01 KB)	01/01/2014
2012	Download (62.82 KB)	Download (38.49 KB)	01/01/2013