This

article does not apply to any of the following persons: (

a) An owner of real property who contracts for an excavation project on the property, not requiring a permit issued by a state or local agency, with a contractor or subcontractor licensed pursuant to

Article 5 (commencing with

Section 7065) of

Chapter of Division of the Business and Professions Code. (

b) An owner of residential real property, not engaged as a contractor or subcontractor licensed pursuant to

Article 5 (commencing with

Section 7065) of

Chapter of Division of the Business and Professions Code, who as part of improving his or her principal residence or appurtenances thereto is performing or having performed excavation work not requiring a permit issued by a state or local agency. (

c) Any person or private entity that leases or rents power operated or power-driven excavating or boring equipment, regardless of whether an equipment operator is provided for that piece of equipment or not, to a contractor or subcontractor licensed pursuant to

Article 5 (commencing with

Section 7065) of

Chapter of Division of the Business and Professions Code, if the signed rental agreement between the person or private entity and the contractor or subcontractor contains the following provision: “It is the sole responsibility of the lessee or renter to follow the requirements of the regional notification center law pursuant to

Article 2 (commencing with

Section 4216) of

Chapter 3.1 of Division of Title of the Government Code. By signing this contract, the lessee or renter accepts all liabilities and responsibilities contained in the regional notification center law.”