Important Tax Dates

Important Tax Dates

Click your state to access important tax dates.
Arizona California Colorado Hawaii Nevada New Mexico Utah Wyoming
ARIZONA
December 31, 1999 • Full Payment Due If you choose to pay in 2 installments: October 1, 1999, First Payment Due, Delinquent November 1 March 1, 2000, Second Payment Due, Delinquent May 1
CALIFORNIA
November 1, 1999 • First Installment Due, Delinquent December 10 February 1, 2000 • Second Installment Due, Delinquent April 10
COLORADO
April 30, 1999 • Full Payment Due April 30 If you choose to pay in 2 installments: February 28, 2000 • First Installment Due, Delinquent March 1 June 15, 2000 • Second Installment Due, Delinquent June 16
HAWAII
August 20, 1999 • First Installment Due, Delinquent August 21 February 20, 2000 • Second Installment Due, Delinquent February 21
NEVADA
August 16, 1999 • Full Payment Due, Delinquent August 26 You can also pay in 4 installments: August 16, 1999, Delinquent August 26 October 4, 1999, Delinquent October 14 January 3, 2000, Delinquent January 13 March 6, 2000, Delinquent March 16
NEW MEXICO
November 10, 1999 • 1st Installment Due, Delinquent December 10 April 10, 2000 • 2nd Installment Due, Delinquent May 10

UTAH
November 30, 1999, Full Payment due, Delinquent December 1
WYOMING
December 31, 1999 • Full Payment due without interest charged If you choose to pay in 2 installments: September 1, 1999 • First Payment Due by November 10 at the latest March 1, 2000 • Second Payment Due by May 10 at the latest