Roofing contractors put on & normally need official education, however they require on-the-job experience to discover their trade. While each state has various licensing guidelines, a lot of need a roofer to have at least 2 years of experience before they can end up being licensed. These experts likewise require liability insurance, to be bonded and to have a service license. HomeAdvisor can help you discover the right roofing contractor for your project. While each state has various licensing guidelines, most require a roof contractor to have at least 2 years of experience before they can end up being licensed. These specialists likewise need liability insurance coverage, to be bonded and to have a company license.