There is a common misconception that Guernsey offers "tax-free" status. While there is no Inheritance Tax, Capital Gains Tax and VAT, you will be liable to pay income tax. Income tax is charged at a standard rate of 20%.
The standard corporate income tax in Guernsey is 0% for most businesses. However, there are exceptions to this 0% rule. It is always important to seek expert advice before you redomicile or set up a business on the island. You should also request advice from local specialists regarding specific implications of residing in Guernsey regarding your overall tax situation and how you will be affected.