NR 115.05(1)(g)5.5. ‘Expansion of nonconforming principal structure within the setback.’ An existing principal structure that was lawfully placed when constructed but that does not comply with the required building setback under par. (b) 1. may be expanded laterally or vertically, provided that all of the following requirements are met:

NR 115.05(1)(g)5.a.a. The use of the structure has not been discontinued for a period of 12 months or more if a nonconforming use.

NR 115.05(1)(g)5.b.b. The existing principal structure is at least 35 feet from the ordinary high-water mark.

NR 115.05(1)(g)5.c.c. Vertical expansion is limited to the height allowed in s. NR 115.05 (1) (f) and lateral expansions are limited to a maximum of 200 square feet over the life of the structure. No portion of the expansion may be any closer to the ordinary high-water mark than the closest point of the existing principal structure.

NR 115.05(1)(g)5.d.d. The county shall issue a permit that requires a mitigation plan that shall be approved by the county and implemented by the property owner by the date specified in the permit. The mitigation plan shall include enforceable obligations of the property owner to establish or maintain measures that the county determines adequate to offset the impacts of the permitted expansion on water quality, near-shore aquatic habitat, upland wildlife habitat and natural scenic beauty. The mitigation measures shall be proportional to the amount and impacts of the expansion being permitted. The obligations of the property owner under the mitigation plan shall be evidenced by an instrument recorded in the office of the county register of deeds.

NR 115.05(1)(g)5.e.e. All other provisions of the shoreland ordinance shall be met.

NR 115.05(1)(g)5m.5m. ‘Expansion of nonconforming principal structure beyond setback.’ An existing principal structure that was lawfully placed when constructed but that does not comply with the required building setback under par. (b) 1., may be expanded horizontally, landward or vertically provided that the expanded area meets the building setback requirements in par. (b) 1., and that all other provisions of the shoreland ordinance are met. A mitigation plan is not required solely for expansion under this paragraph, but may be required under par. (e) 3.

NR 115.05(1)(g)6.6. ‘Replacement or relocation of nonconforming principal structure.’ An existing principal structure that was lawfully placed when constructed but that does not comply with the required building setback under par. (b) 1. may be replaced or relocated on the property provided all of the following requirements are met:

NR 115.05(1)(g)6.a.a. The use of the structure has not been discontinued for a period of 12 months or more if a nonconforming use.

NR 115.05(1)(g)6.b.b. The existing principal structure is at least 35 feet from the ordinary high-water mark.

NR 115.05(1)(g)6.c.c. No portion of the replaced or relocated structure is located any closer to the ordinary high-water mark than the closest point of the existing principal structure.

NR 115.05(1)(g)6.d.d. The county determines that no other location is available on the property to build a principal structure of a comparable size to the structure proposed for replacement or relocation that will result in compliance with the shoreland setback requirement in par. (b) 1.

NR 115.05(1)(g)6.e.e. The county shall issue a permit that requires a mitigation plan that shall be approved by the county and implemented by the property owner by the date specified in the permit. The mitigation plan shall include enforceable obligations of the property owner to establish or maintain measures that the county determines are adequate to offset the impacts of the permitted expansion on water quality, near-shore aquatic habitat, upland wildlife habitat and natural scenic beauty. The mitigation measures shall be proportional to the amount and impacts of the replaced or relocated structure being permitted. The obligations of the property owner under the mitigation plan shall be evidenced by an instrument recorded in the office of the county register of deeds.

NR 115.05(1)(g)6.g.g. All other provisions of the shoreland ordinance shall be met.

NR 115.05 NoteNote: Effective April 17, 2012, 2011 Wisconsin Act 170 created s. 59.692 (2m), Stats., which prohibits a county from enacting, and a county, city, or village from enforcing, any provision in a county shoreland or subdivision ordinance that regulates the location, maintenance, expansion, replacement, repair, or relocation of a nonconforming building if the provision is more restrictive than the standards for nonconforming buildings under ch. NR 115.

NR 115.05(2)(2) Establishment of land division review. Each county shall review, pursuant to s. 236.45, Stats., all land divisions in shoreland areas which create 3 or more parcels or building sites of 5 acres each or less within a 5-year period. In such review all of the following factors shall be considered:

NR 115.05(3)(3) Establishment of sanitary regulations. Each county shall adopt sanitary regulations for the protection of health and the preservation and enhancement of water quality.

NR 115.05(3)(b)(b) Where a public sewage collection and treatment system is not available, design and construction of private sewage disposal systems shall, prior to July 1, 1980, be required to comply with ch. SPS 383, and after June 30, 1980, be governed by a private sewage system ordinance adopted by the county under s. 59.70 (5), Stats.

NR 115.05(4)(b)(b) The creation of a zoning agency, as authorized by s. 59.69, Stats., a board of adjustment, as authorized by s. 59.694, Stats., and a county planning agency, as defined in s. 236.02 (1), Stats., and required by s. 59.692 (3), Stats.