By setting up a limited company you stand to save tens of thousands of pounds in tax and national insurance every year. This is because UK corporation tax rates are much lower than income tax rates. Furthermore, company owners can pay themselves dividends, which are taxed much less heavily than other forms of income. Finally, setting up a company with your spouse allows you to split your income which almost always results in a lower tax bill. This plain English tax guide tells you everything you need to know about the tax benefits of running your business through a company and contains numerous examples and tax-planning tips.