1. File Online - Fastest Service. The business entity filings can be submitted directly online.All sections of the application form should be completed including business name, business location, business mailing address. Free Consultation - Call 714-494-6244 - Yash Law Group is dedicated to providing our clients with legal services in Business Litigation and Corporate cases. If the property owner has changed the mailing address, moved, sold, or closed the business, they must complete form APP149 Request for Change on our website. Register Your New Business Online. The City of San Bernardino Business Registration Division now accepts new applications via web registration. Get help to form a California corporation today. Deciding what type of business structure is best for your small business can be a confusing exercise. Our business law lawyer in San Bernardino County can help you make sure you choose the right structure to form your business.