Review and complete the Local Services Tax Exemption Certificate and provide all supporting documentation. Paid more for Local Services Tax for the year?Discover how Pitts can be the bridge to your future. Apply today or log in to the admission portal for your application status. Complete, print and mail the form below to: Registration, City of Pittsburgh, 414 Grant Street RM 207, Pittsburgh, PA 15219-2476 Business Registration Form. Let us walk you through the admissions process to apply to be an undergraduate, first-year student. Fill in the oval that describes your status on Dec. PA resident and part-year resident individual taxpayers and. PA resident estates and trusts must complete and include. 5) Complete the Forms: Fill out the tax forms accurately.