The Personal Property Division information page of the SDAT Web site contains links to forms and instructions, brochures, exemptions, tax rate charts and more. Anne Arundel County issues business personal property tax bills for any business entity that has business assets located within our jurisdiction.We offer several ways for you to obtain Maryland tax forms, booklets and instructions: Extensions of the filing deadline up to 60 days can be granted if the requests are made on or before April. 15th. Visit SDAT to file an extension. It prepares the local property tax returns. The purpose of the Personal Property Return (Form 1) is to account for any and all personal property (i.e. Forms and online filing of returns are available on the SDAT Website . For any taxable year, the taxes billed are based on personal property located in Maryland as of January 1 of that same year. If I am out of business, do I still have to pay the open tax bill?