1.101
The city is divided into four types of districts:

R Districts—Agricultural
A District—Residential
C Districts—Commercial
M Districts—Industrial

1.102
The four types of districts are further divided into the following specific districts:

R—Rural
A-1—Suburban
A-2—Single Family
A-3—Multifamily
A-4—Transitional
A-5—Planned Residential
A-6—Single Family Urban
A-7—Multifamily Urban
A-8—High Density Urban
A-9—Apartment
A-9-C—Apartment-Commercial
A-10—Trailer Park District
C-1—Planned Development
C-2—Neighborhood Commercial
C-3—Commercial
C-4—Highway Commercial
C-6—Regional Shopping Center
M-1—Planned Industrial
M-2—Light Industrial
M-3—General Industrial
RRD—Residential Redevelopment District

as shown on the official zoning map, which together with all explanatory matter thereon, is hereby adopted by reference and declared to be a part of this ordinance when properly certified and attested.

1.103
If, in accordance with the provisions of this ordinance and statutes, changes are made in district boundaries or other matter portrayed on the official zoning map, such changes shall be made in this official zoning map semiannually in January and July after the amendment has been approved by the city council, and attached to this ordinance. Each such semiannual change of the map shall be dated, signed and certified. However, amendments shall become effective when adopted by the council.

No change of any nature shall be made in this official zoning map or matter shown thereon except in conformity with the procedure set forth in this ordinance. Any unauthorized changes of whatever kind, by any person or persons, shall be considered a violation of the ordinance and punishable under part 3 of this ordinance.

The official zoning map, which shall be located in Slidell at the city hall shall be the final authority as to the current zoning status of land, buildings, and other structures in the city. The map shall be kept by the director of planning.

1.104
Classification of annexed territory. Petitions for annexation of territory to the municipal limits shall state the type district which the territory shall be upon annexation. All requirements of the laws of the State of Louisiana and the ordinances of the City of Slidell concerning annexation and zoning classification must be complied with; however, the annexation of territory and the zoning classification of the annexed territory may be accomplished simultaneously.

1.105
Reserved.

(Ord. No. 924, 8-14-1973; Ord. No. 1060, 2-28-1978; Ord. No. 1142, 2-28-1979; Ord. No. 1306, Art. VI, § A, 10-14-1980; Ord. No. 1538, 8-24-1982; Ord. No. 1635, 6-14-1983; Ord. No. 1935, 4-22-1986)

1.201
Where uncertainties exist as "approximately following the centerlines of streets, highways, or alleys," shall be construed to follow such centerlines.

1.202
Boundaries indicated as approximately following platted lot lines shall be construed to follow such lot lines.

1.203
Boundaries indicated as approximately following town limits shall be construed as following town limits.

1.204
Boundaries indicated as following railroad lines shall be construed to be midway between the tracks.

1.205
Boundaries indicated as following shorelines shall be construed to follow such shoreline and, in the event of change in the shoreline, shall be construed as moving with the actual shoreline.

1.206
Boundaries indicated as parallel to or extensions of features indicated in subsections 1.201 through 1.205 above shall be so construed. Distances not specifically indicated on the official zoning map shall be determined by the scale of the map.

1.207
Boundaries indicated following other boundary lines, watercourses, and other natural topographical features, such lines shall be construed to be such boundaries.

1.208
Where street or property layout existing on the ground is at variance with that shown on the official zoning map, or in other circumstances not covered by subsections 1.201 through 1.207 above, the board of adjustment shall interpret the district boundaries, provided such adjustment does not exceed one acre in area.

1.301
No building, structure, or land shall hereafter be used or occupied and no building or structure or part thereof shall hereafter be erected, constructed, reconstructed, moved, or structurally altered unless in conformity with all of the regulations herein specified for the district in which it is located.

1.302
No building or other structure shall hereafter be erected or altered:

(a)

To exceed the height;

(b)

To accommodate or house a greater number of families;

(c)

To occupy a greater percentage of lot area;

(d)

To have narrower or smaller rear yards, front yards, side yards, or other open spaces than herein required; or in any other manner contrary to the provisions of this ordinance.

1.303
No part of a yard or other open space or off-street parking or loading space required about or in connection with any building for the purpose of complying with this ordinance shall be included as a part of a yard, open space, or off-street parking or loading space similarly required for any other building.

1.304
No yard or lot existing at the time of passage of this ordinance shall be reduced in size of area below the minimum requirements set forth herein. Yards of lots created after the effective date of this ordinance shall meet at least the minimum requirements established by this ordinance.

Within each district, the regulations set by this ordinance shall be minimum regulations and shall apply uniformly to each class of kind of structure or land.

1.305
Regulations of land underwater: All lands within the city which are under water and are not shown as included with any district shall be subject to all the regulations of the district adjacent to the water area. If the water area adjoins two or more districts, the boundaries of each district shall be construed to extend into the water area in a straight line.

1.306
Location of streets and public ways: Whenever any street, alley, or other public way is vacated by official action of the governing body of the city, the zoning district adjoining each side of such street, alley, or public way shall automatically extend to the center of same and all area included therein shall then become subject to all appropriate regulations of the extended districts.

In computing the front and side yard setback depths of every building or structure to be erected on any lot abutting on any street shown as a designated major street on the major street plan or future land use plan showing major streets, the required setback, as hereafter shown, shall be increased by an amount equal to 50 feet or one-half the right-of-way as specified in the major street plan when rights-of-way larger than 100 feet are required. Such setbacks shall be measured from the centerline of the existing street or road, other sections of the ordinance notwithstanding. However, if the buildable width of a lot is reduced to less than 24 feet then the permit application must be referred to the planning commission for recommendation as to reduction in minimum lot width or purchase of the property in question.