Pursuant to s. 101.175(4) (c), Stats., this subchapter establishes quality standards for materials and workmanship for solar energy systems and components. Sections SPS 371.21 to shall 371.26 apply to active solar energy systems and components. Section SPS 371.30 shall apply to photovoltaic solar energy systems and components.
Wis. Admin. Code Department of Safety and Professional Services SPS 371.20
The requirements of this subchapter are recommended standards. See s. SPS 371.03.