eTIDES An Internet filing system that allows electronic filing of returns, payments and extension requests.
Telefile Information for Businesses Businesses without Internet access may file sales and employer withholding taxes electronically by phone.
Electronic Filing Software Alternatives to eTIDES and Telefile to electronically files sales tax, employer withholding tax and corporate tax returns.
Online Business Registration (PA100) Allows users to register enterprises with the Departments of Labor & Industry and Revenue for taxes and some services.