Rest assured, Granite Staters. Your state government is hard at work protecting you from violent crime, dirty water and bad hair days. The state Board of Barbering, Cosmetology and Esthetics regulates who can cut hair professionally in New Hampshire. In order to obtain a barber’s license, you need to have a high school degree, 800 hours of instruction at a state-approved barbering school, 1,600 hours apprenticing under an already licensed barber, pass a test and pay a fee. There are even steeper requirements for cosmetology, defined as “arranging, dressing, curling, waving, cleansing, cutting, bleaching, coloring or similarly treating the hair...