Ariz. Rev. Stat. § 32-1101
A. In this chapter, unless the context otherwise requires:
2. "Commercial contractor" is synonymous with the terms "commercial builder", "industrial builder" and "public works builder" and means any person, firm, partnership, corporation, association or other organization, or a combination of any of them, that, for compensation, undertakes to or offers to undertake to, purports to have the capacity to undertake to, submits a bid or responds to a request for qualification or a request for proposals for construction services to, does himself or by or through others, or directly or indirectly supervises others, except within residential property lines, to:
3. "Contractor":
(a) Is synonymous with the term "builder" and means any person, firm, partnership, corporation, association or other organization, or a combination of any of them, that, for compensation, undertakes to or offers to undertake to, purports to have the capacity to undertake to, submits a bid or responds to a request for qualification or a request for proposals for construction services to, does himself or by or through others, or directly or indirectly supervises others to:
4. "Dual licensed contractor" is synonymous with the term "commercial and residential builder" and means any person, firm, partnership, corporation, association or other organization, or a combination of any of them, that for compensation undertakes to or offers to undertake to, purports to have the capacity to undertake to, submits a bid or responds to a request for qualification or a request for proposals for construction services to, does himself or by or through others, or directly or indirectly supervises others under a single license on commercial or residential property to:
8. "Qualifying party" means a person who is responsible for a licensee's actions and conduct performed under the license and who either:
10. "Residential contractor":
(a) Is synonymous with the term "residential builder" and means any person, firm, partnership, corporation, association or other organization, or a combination of any of them, that for compensation undertakes to or offers to undertake to, purports to have the capacity to undertake to, submits a bid or responds to a request for qualification or a request for proposals for construction services to, or does himself or by or through others, within residential property lines: