Not a lawyer, but my understanding is: 1. "can I gain the benefits of registering in Nevada for instance, while living in Illinois" - no. If you have an employ

Not a lawyer, but my understanding is: 1. "can I gain the benefits of registering in Nevada for instance, while living in Illinois" - no. If you have an employee in a state, or work there, you have a legal nexus there. At minimum this means registering as "foreign" corporation. So it doesn't save you fees in Illinois. 2. As far as "client is in Georgia" - mostly you're not considered as having a nexus in Georgia. But California says "if you make more than 25% of revenue in California you have to pay some tax here" IIRC. Nolo has good resources by people who actually know something: https://www.nolo.com/legal-encyclopedia/state-income-tax-an-overview-state-business-tax-laws.html https://www.nolo.com/legal-encyclopedia/state-income-tax-an-...