Roofer don & generally require official education, however they need on-the-job experience to discover their trade. While each state has different licensing guidelines, many require a roofer to have at least 2 years of experience prior to they can become licensed. These professionals likewise require liability insurance, to be bonded and to possess an organization license. HomeAdvisor can help you discover the right roofer for your project. While each state has various licensing rules, most require a roof contractor to have at least two years of experience prior to they can end up being certified. These experts also need liability insurance coverage, to be bonded and to possess a company license.