The Planning and Zoning Commission shall, within 65 days of receipt of a complete application for a special permit, including all supporting documents, hold a public hearing. Notice of the time and place of such hearing shall be published in a newspaper having a substantial circulation in the Town at least twice, at intervals of not less than two days, the first not more than 15 days, nor less than 10 days, and the last not less than two days before the date of such hearing. The Commission shall act on the application not later than 65 days after such hearing. Whether the Commission grants or denies a special permit, it shall state upon its records the reason for its decision. Notice of the decision of the Commission shall be addressed by certified mail to the applicant in writing within 15 days after such decision has been rendered. Notice of the action of the Commission shall be published in a newspaper having a substantial circulation in the Town within 15 days after such action has been taken.