Make big money being a plumber! Getting started with a small business such as plumbing, will take more than a few basic requirements. For instance, licensing and certification requirements is both an accepted and mandatory procedure, as that mostly covers the role of your professionalism, along with legal and regulatory guidelines for your plumbing business. Making sure you follow all the state and localized guidelines along with completing the regulated licensing and certification requirements. Finding employment by word of mouth and seeking additional assistance from regional business development providers or local trade group organizations, can both be a great way to provide a supplemental deal of business and management training along establishing your very own developed business as a plumber.