DOR has released the current Massachusetts Estate tax forms. Here you will also find links to other tax forms and related resources.This guide covers how to file and pay your estate tax return; including how to calculate the maximum federal credit. This legal process is known as probate, and it occurs regardless of whether the deceased (also known as the decedent) had a valid will or not. Pay Personal Property Taxes Online enables online payments for personal property tax bills received from Middlesex County. The Tax Collector is responsible for the billing, collection and recording of all taxes and utilities levied upon the properties in the Borough. The Tax Board's primary responsibility is the certification of property tax assessments. Other functions of the Tax Board are the equalization of assessments. The Commissioner is also responsible for accurately assessing all personal property and for overseeing the State income tax filing process in Middlesex County. Use the free New Jersey Online Filing Service to file your 2024 NJ-1040 return.