| FY 2027 Commitment Date | AUGUST 19, 2026 |
| Real Estate Taxes – 1st Installment Due | SEPTEMBER 16, 2026 |
| Property Taxes for Campers, Trailers, and Park Models Due | SEPTEMBER 16, 2026 |
| Personal Property Taxes for Businesses Due | SEPTEMBER 16, 2026 |
| State of Maine Property Tax Deferral Program for Seniors Application Period Opens | JANUARY 1, 2027 |
| Last Day for 2027 Appeals or Abatement Requests | FEBRUARY 20, 2027 |
| Real Estate Taxes – 2nd Installment Due | MARCH 17, 2027 |
| Assessed Value Effective Date | APRIL 1 |
| Homestead Exemption Application Due | APRIL 1 |
| Veteran Exemption Application Due | APRIL 1 |
| Blind Exemption Application Due | APRIL 1 |
| State of Maine Property Tax Deferral Program for Seniors Application Due | APRIL 1 |
| Business Equipment Tax Exemption (BETE) Application Due | MAY 1 |
| Business Equipment Tax Reimbursement (BETR) Application Due | MAY 1 |
| Personal Property Declaration Due (Businesses) | MAY 1 |
