Senate committee substitute amends the 1st edition as follows. 

Eliminates the proposed new 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), to require 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. Maintains the proposed clarifying changes. 

Eliminates proposed GS 87-21(m) that exempted 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 certain criteria are met. 

Eliminates GS 87-43.1(11) that exempted 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 certain criteria are met.