Roofer don & normally need official education, but they need on-the-job experience to learn their trade. While each state has various licensing guidelines, the majority of need a roofing contractor to have at least two years of experience before they can become licensed. These experts also need liability insurance coverage, to be bonded and to possess an organization license. HomeAdvisor can help you find the right roofing contractor for your job. While each state has different licensing guidelines, most need a roofing specialist to have at least two years of experience prior to they can end up being licensed. These specialists likewise require liability insurance, to be bonded and to possess an organization license.