NR 16.45(1)(1) Fencing specification. Any person who keeps farm-raised deer that are white-tailed deer shall keep the farm-raised deer enclosed by a perimeter fence that meets all of the following requirements:

NR 16.45(1)(a)(a) Fencing height and material. The fence shall be at least 8 feet high measured from the ground to the top horizontal wire and shall be a high tensile fence that satisfies par. (b), a woven wire fence that satisfies par. (c) or, if made of other materials, is of a design and level of strength that provides equivalent retentive capacity. Fences constructed and approved prior to January 1, 2003 need only be 7′10″ in height. All fences shall extend all the way to the ground.

NR 16.45(1)(b)(b) High tensile fence. A high tensile fence satisfies the requirements of this subsection if all the following apply:

NR 16.45(1)(b)1.1. The horizontal line wires are not less than 2.5 millimeters in size and are heavily galvanized high tensile wire.

NR 16.45(1)(b)2.2. The vertical stay wires are not less than 2.5 millimeters in size and are heavily galvanized medium tensile wire.

NR 16.45(1)(b)3.3. The knot wire is not less than 2.24 millimeters in size and is heavily galvanized mild steel.

NR 16.45(1)(b)5.5. The distance between horizontal line wires is not more than 4 inches in the bottom foot of the fence, is not more than 6.5 inches in the next 2 feet of the fence and is not more than 8.5 inches in the rest of the fence.

NR 16.45(1)(c)(c) Woven wire fence. A woven wire fence shall satisfy the requirements of this subsection if all of the following apply:

NR 16.45(1)(c)3.3. If the wire is heavier than 14½ gauge, the mesh is not larger than 48 square inches.

NR 16.45(1)(c)4.4. The distance between horizontal line wires is not more than 4 inches in the bottom foot of the fence, is not more than 6.5 inches in the next 2 feet of the fence and is not more than 8.5 inches in the rest of the fence.

NR 16.45(1)(d)(d) Wooden posts. If the fence is made of wooden posts, all of the following shall apply:

NR 16.45(1)(d)2.2. The top of the line posts shall, if rectangular, be at least 3.5 inches in the smallest dimension or, if round, at least 3.5 inches in diameter.

NR 16.45(1)(d)3.3. The top of the corner and gate posts shall, if rectangular, be at least 5.5 inches in the smallest dimension or, if round, at least 5.5 inches in diameter.

NR 16.45(1)(d)4.4. The wires shall be held securely to the inside of the posts, allowing for free movement of the horizontal line wires, using 9 gauge staples of at least 1.5 inch size.

NR 16.45(1)(e)(e) Steel or iron posts. If the fence is made with steel or iron posts, the posts shall be at least 12 feet long.

NR 16.45(1)(f)(f) Installation of wire. The wires are installed on the side of the fence toward the farm-raised white-tailed deer except at corners.

NR 16.45(1)(g)(g) Additions to fences. Additions to an existing perimeter fence or portion of an existing perimeter fence shall meet the 8 foot height requirement if constructed after January 1, 2003.

NR 16.45(1)(h)(h) Gates. All gates shall remain closed and secured to prevent unauthorized access and opening of the gates, except when authorized persons or equipment are traveling through the gates.

NR 16.45(1)(i)(i) Corridors. A corridor at least 4 feet wide shall be maintained along the inside or outside of all perimeter fences to allow regular inspections of the fence by the deer farm operator or the department with the use of a vehicle.

NR 16.45(2)(2) Fence requirements. No person may maintain a perimeter fence that contains farm-raised white-tailed deer unless one of the following applies:

NR 16.45(2)(a)(a) The farm-raised white-tailed deer are enclosed by a perimeter fence that meets the requirements established in sub. (1) (a) to (i).

NR 16.45(2)(b)(b) The farm-raised white-tailed deer are enclosed by double perimeter fences or by one solid perimeter fence meeting the following standards:

NR 16.45(2)(b)1.1. If a double perimeter fence is used, both shall meet the requirements established in sub. (1) (a) to (i) and the 2 fences shall be at least 8 feet but not more than 16 feet apart.