Having a business plan is an important part of opening a successful tattoo shop. Your business plan should include the estimated startup costs, including rent, equipment, supplies, licensing, insurance an marketing. The typical amount of capital that is needed to open up a tattoo shop is between $50,000 to $150,000, depending on the location and size of the tattoo shop. You will want to take into account any recurring costs such as rent, utilities, supplies, payroll, etc.