The second installments of Colusa County Property Taxes are now due and payable. If not paid by 5 p.m., Tuesday, April 10, 2012, a 10% penalty and a $20.00 cost will be added to each installment. Payments received in the mail must be postmarked on or before Tuesday, April 10, 2012. Payments can be made at the Treasurer/Tax Collector’s Office, 547 Market St., Suite 111, Colusa, CA 95932