Idaho State Tax Commission

Requested Form(s)

(Date in parentheses is date the document was published or last revised.)
F indicates a fill-in (and print, but not save) form. Learn more about our fill-in forms

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• 2021 Form 51 Estimated Payment of Individual Income Tax 2021 (09-22-2021) F
• 2020 Form 51 Estimated Payment of Individual Income Tax 2020 (08-27-2020)
• 2019 Form 51 Estimated Payment of Individual Income Tax 2019 (09-11-2019) F
• 2018 Form 51 Estimated Payment of Idaho Individual Income Tax 2018 (04-12-2019) F
• 2017 Form 51 Estimated Payment of Idaho Individual Income Tax 2017 (06-26-2017) F
• 2016 Form 51 Estimated Payment of Idaho Individual Income Tax 2016 (04-18-2016) F
• 2015 Form 51 Estimated Payment of Idaho Individual Income Tax 2015 (07-23-2015) F
• 2014 Form 51 Estimated Payment of Idaho Individual Income Tax 2014 (05-30-2014) F
• 2013 Form 51 Estimated Payment of Idaho Individual Income Tax 2013 (06-14-2013)
• 2012 Form 51 Estimated Payment of Idaho Individual Income Tax 2012 (10-24-2012) F
• 2011 Form 51 Estimated Payment of Idaho Individual Income Tax 2011 (07-16-2011) F
• 2010 Form 51 Estimated Payment of Idaho Individual Income Tax 2010 (09-10-2010) F
• 2009 Form 51 Estimated Payment of Idaho Individual Income Tax 2009 (08-21-2009) F
• 2008 Form 51 Estimated Payment of Idaho Individual Income Tax 2008 (08-28-2008)
• 2007 Form 51 Estimated Payment of Idaho Individual Income Tax 2007 (06-29-2007) F
• 2006 Form 51 Estimated Payment of Idaho Individual Income Tax 2006 (08-07-2006)