Modifies and adds to the criteria of GS 87-1.1 that must be satisfied for plumbing and heating contractors licensed under Article 2 (Article 2 licensees) and electrical contractors licensed under Article 4 (Article 4 licensees) of GS Chapter 87 to be exempt from the general contractor licensure requirements of GS 87-1, for Article 2 licensees to be exempt from the electrical contractor licensure requirements of GS 87-43, and Article 4 licensees to be exempt from the plumbing and heating licensure requirements of GS 87-21(a)(5). No longer limits the exemptions to when the licensee is bidding or contracting directly with the owner of a public building project; instead expands the exemption to apply when the licensee is bidding or contracting directly with the owner of any building project when the three existing criteria are satisfied, along with the following new condition. Requires that the total amount of work that falls under either Article 2 (Plumbing and Heating Contractors) or Article 4 (Electrical Contractors) not exceed the percentage of the total bid price pursuant to rules established by the State Board of Plumbing, Heating, and Fire Sprinkler Contractors and the State Board of Examiners of Electrical Contractors. 

Enacts new GS 87-21(m) to exempt Article 4 licensees from the plumbing and heating licensure requirements of Article 2 when the licensee is bidding and contracting directly with the owner of a building project and (1) an Article 2 licensee performs all work that falls within the classification of work that requires Article 2 licensure under the statute and rules establishes by the State Board of Examiners of Plumbing, Heating, and Fire Sprinkler Contractors, (2) the total amount of the work performed does not exceed a percentage of the total bid price pursuant to rules established by the State Board of Examiners of Plumbing, Heating, and Fire Sprinkler Contractors, and (3) an appropriate Article 4 licensee performs all work that fall within the classifications of Article 4. 

Enacts new GS 87-43.1(11) to exempt Article 2 licensees from the electrical contractor licensure requirements of Article 4 when the licensee is bidding and contracting directly with the owner of a building project and (1) an Article 4 licensee performs all work that falls within the classifications of work that requires Article 4 licensure under the Article and rules established by the State Board of Examiners of Electrical Contractors, (2) an appropriate Article 2 licensee performs all work that falls within the classifications of Article 2, and (3) the total amount of the work performed does not exceed a percentage of the total bid price pursuant to rules established by the State Board of Examiners of Electrical Contractors. 

Authorizes the State Licensing Board for General Contractors, the State Board of Examiners of Plumbing, Heating, and Fire Sprinkler Contractors, and the State Board of Examiners of Electrical Contractors to adopt to adopt temporary implementing rules. 

Effective October 1, 2021.