Building permits in Vermont
1 jurisdictions, each with the department that issues, its portal and its phone number. Cities issue their own permits; counties cover unincorporated areas, which is the distinction that sends most contractors to the wrong office.
1 checked against the department's own page
Licensing
A statewide residential contractor registration (not a competency license) is required for anyone performing residential construction valued at $10,000 or more (labor + materials), with liability insurance and a written contract.
Vermont Secretary of State — Office of Professional Regulation (OPR)