Imperial County Secured property tax payments are done in two installments: 

• The first installment becomes due on 1st November and the payment deadline is on December 10.  A 10% penalty will be added if not paid as of 5:00 p.m on 10th December. 
• The second installment becomes due on 1st February and the payment deadline is on April 10. A 10% penalty and a $10.00 cost is added if not paid as of 5:00 p.m on 10th April.