The Homestead Exemption reduces the taxable portion of your property assessment if you own your primary residence in Philadelphia. The Taxpayer Relief Act provides for property tax reduction allocations to be distributed to school districts through a "homestead or farmstead exclusion."Disabled applicants must complete form DTE 105E,. To receive a homestead or farmstead exclusion, a Pennsylvania resident must submit an application to the county assessor prior to March 1. The filing deadline for qualified applicants to receive consideration for a Homestead exemption for property taxes is March 1. Download the Act 50 Applications(PDF, 1MB) and complete it. Applications. Homestead applications may be filed from December 15 through March 1 (or the next official business day should March 1 fall on a weekend). If known, fill in the parcel number of the property for which you are seeking a homestead exclusion. And if a surviving spouse moves to a new primary residence, they would need to reapply for the exemption. 2. Located north of Philadelphia, Montgomery County has property tax rates near the state average, but much higher than those in the City of Brotherly Love.