“Dwelling” Defined
10240.2. As used in this article, “dwelling” means any of the following units which are owned by a signatory to the mortgage or deed of trust secured by the dwelling unit at the time of execution of the mortgage or deed of trust:
(a) A single dwelling unit in a condominium or cooperative.
(b) Any parcel containing only residential buildings if the total number of units on the parcel is four or less.