Simply stating "same as last year" is not acceptable. Most businesses, professions, trades, and occupations are assessed a license tax based on gross receipts for the prior year.Business FAQs: Tax Codes and Filing Periods, Sign up for email updates, Get Virginia tax filing reminders and tax news for individuals and businesses. The Virginia corporate income tax rate is 6 percent of taxable corporate income. Looking for information on sales tax in Virginia? Find our comprehensive sales tax guide for the state of Virginia here. A business valuation is a process of assigning a monetary value to a business based on qualitative and quantitative processes.