Wis. Admin. Code Department of Safety and Professional Services SPS 326.07
Two sets of plans and one set of related specifications and calculations for a new or expanded manufactured home community shall be submitted to the department or its agent for examination in relation to this chapter and for approval before work is begun on the community. After the initial approval, no change in plans or specifications that is affected by any provision of this chapter may be made unless the change is approved and dated by the department or its agent. Plan requirements shall be shown to scale and direction according to s. SPS 326.12(1) to (3). An approval letter from the department shall also be attached to plans for any private sewage system. A copy of a safe water sample test result shall be submitted for private wells.
Wis. Admin. Code Department of Safety and Professional Services SPS 326.07