To form an LLC, a Certificate of Organization is required to be filed with the Corporation Bureau of the. Learn about forming and registering your business online, and how to complete other types of business filings.Register your business (opens in a new tab). Process for filing a Certificate of Organization. You'll file your Certificate of Organization (Form DSCB: 15-8821) via the Pennsylvania Department of State. In this video we will complete the certificate of organization to register a domestic limited liability company and business filing services. Forming an LLC in Pennsylvania just got easier. Allegheny County monitors contracts to ensure compliance with county goals and provides outreach and technical assistance to the business community. An officer or a representative of the corporation must complete and sign the form. This may prevent the corporation or LLC from completing certain business transactions.