Our attractive incentives include: No state corporate income tax. The Office of Property Assessments provides property assessments, handles tax abatements and exemptions, coordinates assessment appeals, and more.Businesses currently registered for the collection of sales tax are required to report and remit use tax liabilities when filing sales and use tax returns. The Tax and Utility Bills Office bills and collects real estate, personal property, corporation, and public utility accounts for Allegany County. Download required forms below. Allegheny County Economic Development offers business tax incentives including abatements, increment financing, and exempt financing. At the top of the Business Personal Property Tax Return, copy the complete legal name of the business and 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). Real Estate eBill Privacy Policy.