Here is the link to the Part 1 of the Financial Mailing from the State PTA.
http://downloads.capta.org/fin/2018-19FinancialMailing_FINAL_Part1_OnlineVersion.pdf

On page 3 are listed the Important Dates for tax filing and Insurance Premium remittance.

Page 7 takes you to the Tax  Filing support Center with step-by-step guidelines.

Let us know if you need any additional help!