Roofing contractors put on & typically need formal education, however they require on-the-job experience to learn their trade. While each state has different licensing rules, the majority of need a roofer to have at least 2 years of experience prior to they can become licensed. These experts also need liability insurance coverage, to be bonded and to possess a company license. HomeAdvisor can assist you find the ideal roofing contractor for your job. While each state has different licensing guidelines, most need a roofing contractor to have at least 2 years of experience prior to they can end up being licensed. These experts likewise need liability insurance, to be bonded and to possess a company license.