Pay property taxes on time. Property Tax Statements are mailed out in October, and are due upon receipt.We are requesting a payoff statement for informational purposes under Section. 32.06(a-6) of the Texas Tax Code. To learn more about the assessment and valuation process, please visit their website or call the Assessor's Office at (970) 498-7050. The mission of the Collin Central Appraisal District is to appraise all property in the Collin County Appraisal District at market value equally and uniformly. This form is furnished to give you a statement of actual settlement costs. The real estate is taxed separately and the tax statement sent to the property owner. EChecks. Q. Why pay my property tax bill with an e-Check? Pay property taxes on time.