New entity filing forms are available on the "Initial Forms" tab. This form must be filled out when a new employee is hired, or when an existing employee changes names or addresses.How to fill out the Pennsylvania Enterprise Registration Form PA-100? 1. Gather your business information and FEIN. 2. Filling out the Pennsylvania Enterprise Registration Form is crucial for any enterprise seeking to register for taxes. To accompany application for registration of a secure test or a group of secure test items. How do I fill this out? Filling out the SRM Training Registration Form is straightforward. Users of the Child Welfare Portal can apply for a Pennsylvania child abuse history clearance or submit child abuse referrals. Fill out the below form or contact us at 1-844-626-6813 (TTY 711).