SECTION:

SECTION:

SECTION:

The RD research and development district is intended to provide an environment suitable for and limited to research and development activities, engineering and testing activities, and office uses. The production of products, plans, or designs is permitted when the primary purpose of such production is research and development or evaluation.

(Ord. 80-5, 1-21-1980)

No building, structure, or parcel of land shall be used and no building or structure shall be erected, altered, or enlarged which is arranged, intended, or designed for other than one of the following uses:

1.

Banks and financial institutions.

2.

Engineering and testing laboratories and offices.

3.

Laboratories, offices, and other facilities for research and development, including basic, applied, development and technical services conducted by or for any individual, organization, or concern, whether public or private.

4.

Offices—Business or professional.

5.

Offices/clinics—Medical or dental.

6.

Pilot plants in which processes planned for use in production elsewhere can be tested to the extent reasonably necessary for full investigation of the merits of a product or process including commercial viability.

7.

Production of prototype products when limited to the scale reasonably necessary for full investigation of the merits of a product, including commercial viability.

8.

Primary and secondary schools that do not have boarding facilities.

9.

Vocational and trade schools, established prior to August 7, 2007. Vocational and trade schools established after August 7, 2007, shall comply with Section 6-2-29 (Public Assembly Uses) of this Code.

10.

Nursery schools, preschools, daycare centers and learning centers.

11.

Fitness facility.

12.

Reserved.

13.

Cannabis dispensing organization per Section 6-2-32 of this Title.

14.

Sleep clinics.

(Ord. No. 80-5, 1-21-1980; Ord. No. 06-264, 11-21-2006; Ord. No. 07-187, 8-6-2007; Ord. No. 10-073, § 1, 6-15-2010; Ord. No. 13-082, § 4, 8-20-2013; Ord. No. 13-162, § 5, 12-17-2013; Ord. No. 15-190, § 2, 12-1-2015; Ord. No. 20-088, § 6, 8-18-2020)

The following conditional uses may be permitted in specific situations in accordance with the procedures outlined in Section 6-3-8 and Chapter 4 of this Title, as appropriate:

1.

Airports and heliports.

2.

General retail and services located within one of the permitted uses, including, but not limited to, drugstores, barbershops, beauty shops/salons, dry cleaning establishments and laundries, shoe repair, and tailor shops.

3.

Health spas without accommodation/massage establishments.

4.

Height limit increase as specified in Section 6-8A-8 of this Article.

5.

Planned unit development. The primary use within a planned unit development shall be one or more of the principal permitted uses, and may include any of the following uses:

5.1.

Cultural and recreational facilities, churches, auditoriums and public gathering places established prior to August 7, 2007. Cultural and recreational facilities, churches, auditoriums and public gathering places established after August 7, 2007, shall comply with Section 6-2-29 (Public Assembly Uses) of this Title.

5.2.

Eating and drinking establishments.

5.3.

Primary or secondary schools.

5.4.

Internet cafes.

6.

Public and private utility facilities.

7.

Telecommunications facilities as required by Chapter 13 of this Title.

8.

Colleges and universities established prior to August 7, 2007. Colleges and universities established after August 7, 2007, shall comply with Section 6-2-29 (Public Assembly Uses) of this Code.

9.

Public assembly uses per Section 6-2-29 of this Title.

10.

Medical cannabis cultivation center per Section 6-2-29 of this Title.

(Ord. No. 80-5, 1-21-1980; Ord. No. 96-183, 10-15-1996; Ord. No. 06-225, 9-19-2006; Ord. No. 06-300, 12-19-2006; Ord. No. 07-187, 8-6-2007; Ord. No. 08-078, 4-15-2008; Ord. No. 13-082, § 4, 8-20-2013; Ord. No. 13-162, § 5, 12-17-2013)

The following conditions shall be required:

1.

No product shall be produced in the RD district primarily for sale either directly or indirectly, except such products which, by their character, require production within a research and development environment.

2.

All business, servicing, or processing, except for off street parking and loading, shall be conducted within completely enclosed buildings.

3.

All outside storage areas of goods, materials and products shall be screened in accordance with Section 5-10-3.7 of this Code. Lighting of the facility shall be directed away from surrounding properties.

4.

Parking and loading requirements shall be set forth in Chapter 9 of this Title. Loading areas, except railroad areas, shall not be placed within any required yard and shall be located or properly screened so as not to be visible from any property line.

5.

Processes and equipment employed in the RD district shall comply with the provisions of Chapter 14 of this Title.

6.

The business uses in the RD district shall be located within a building or structure containing permitted. Such business uses shall be primarily for the service and convenience of the tenants and employees of the RD district in which located.

7.

Fitness facilities shall comply with the performance standards found in Chapter 14 of this Title. If appropriate lighting is not currently provided on-site, said facilities shall provide exterior lighting for customer parking and pedestrian areas in compliance with this Chapter, subject to review and approval by the City.

(Ord. 80-5, 1-21-1980; Ord. No. 93-14, 1-19-1993; Ord. No. 13-082, § 4, 8-20-2013)

The minimum area in the RD district shall be three (3) acres.

(Ord. 80-5, 1-21-1980)

The minimum lot width, at the front yard line, shall be two hundred (200) feet.

(Ord. 80-5, 1-21-1980)

The minimum yards required in the RD district shall be as follows:

1.

Yards Facing Existing Or Proposed Roadways (Not Including Interior Circulation Roads Or Drives Within An Individual Tract): There shall be a required yard adjacent to each existing or proposed roadway which bounds an individual tract. Such required yard shall have not less than one hundred (100) feet in depth.

2.

Yards Adjacent To Interior Property Lines: There shall be a required yard adjacent to each interior side lot line of not less than fifty (50) feet in depth except as provided in Subsection 6-8A-7.3 of this Section.

3.

Yards Adjacent To Railroads: Requirements for yards adjacent to interior property lines shall not be applicable to buildings or structures erected adjacent to a railroad or railroad siding.

4.

Illinois State Tollway: There shall be a 75-foot building setback and a 50-foot setback for any parking area for any property adjoining the Illinois State tollway. Said setbacks shall be measured from the adjacent right-of-way line of the tollway.

5.

Landscaping And Maintenance: All required setback areas shall be landscaped and maintained.

(Ord. 80-5, 1-21-1980)

The maximum height for all buildings and structures in the RD district shall be one hundred (100) feet; however, this limit may be increased to one hundred fifty (150) feet by a conditional use issued by the City Council and after public hearing before the Plan Commission in accordance with the provisions of Section 6-3-8 of this Title. Any such increased height shall be reasonably required for the particular research or development use to which the property in question is to be put. All principal and accessory buildings and structures shall not cover more than twenty-five percent (25%) of the gross lot area.

(Ord. 80-5, 1-21-1980)

CHAPTER 8

INDUSTRIAL DISTRICTS

The ORI district is intended to provide an environment suitable for and limited to research and development activities, engineering and testing activities, and office uses that will not have an adverse effect upon the environmental quality of the community.

(Ord. 80-5, 1-21-1980; Ord. No. 23-091, § 2, 6-20-2023)

No building, structure, or parcel of land shall be used and no building or structure shall be erected, altered, or enlarged which is arranged, intended, or designed for other than one of the following uses:

1.

Banks and financial institutions.

2.

Civic buildings.

3.

Engineering and testing laboratories and offices.

4.

Life sciences facilities.

5.

Offices—Business or professional.

6.

Offices/clinics—Medical or dental.

7.

Pilot plants in which processes planned for use in production elsewhere can be tested to the extent reasonably necessary for full investigation of the merits of a product or process, including commercial viability.

8.

Warehouses and storage facilities, but excluding motor freight terminals, established prior to February 16, 2022 may continue to operate subject to compliance with Chapter 10 (Nonconforming Uses) of this Title.

9.

Warehouse, self-storage established prior to February 16, 2022, may continue to operate subject to compliance with Chapter 10 (Nonconforming Uses) of this Title.

10.

Fitness facility.

11.

Cannabis dispensing organization per Section 6-2-32 of this Title.

12.

Sleep clinics.

13.

Warehouse and storage facilities and/or manufacturing uses when such uses (i) are an accessory use to another permitted use listed above; and (ii) where the cumulative total square footage of such uses comprises less than fifty percent (50%) of the gross square footage of a building. Such warehouse and storage facilities and/or manufacturing uses shall be subject to the required conditions set forth in Subsections 6-8B-4:2 through 6.

(Ord. No. 80-5, 1-21-1980; Ord. No. 06-147, 6-20-2006; Ord. No. 08-018, 1-15-2008; Ord. No. 10-073, § 1, 6-15-2010; Ord. No. 13-082, § 4, 8-20-2013; Ord. No. 13-162, § 5, 12-17-2013; Ord. No. 15-190, § 2, 12-1-2015; Ord. No. 20-088, § 6, 8-18-2020; Ord. No. 22-015, § 2, 2-15-2022; Ord. No. 23-091, § 2, 6-20-2023)

The following conditional uses may be permitted in specific situations in accordance with the procedures outlined in Section 6-3-8 and Chapter 4 of this Title, as appropriate:

1.

Data centers.

2.

General retail and services located within one of the permitted uses, including, but not limited to, day care facilities, drugstores, barbershops, beauty shops/salons, dry cleaning establishments, eating and drinking establishments, laundries, shoe repair, and tailor shops.

3.

Planned unit development.

4.

Public and private utility facilities.

5.

Hotels and motels having received approval as a conditional use prior to May 16, 2000; after that date, no new hotels or motels will be allowed as conditional uses in the ORI district.

6.

Colleges/universities. Colleges and universities established after August 7, 2007, shall comply with Section 6-2-29 (Public Assembly Uses) of this Code.

7.

Full service hotels.

8.

Vocational and trade schools, established prior to August 7, 2007. Vocational and trade schools established after August 7, 2007, shall comply with Section 6-2-29 (Public Assembly Uses) of this Code.

9.

Public assembly uses per Section 6-2-29 of this Title.

10.

Medical cannabis cultivation center per Section 6-2-29 of this Title.

(Ord. No. 98-04, 1-20-1998; Ord. No. 06-225, 9-19-2006; Ord. No. 06-264, 11-21-2006; Ord. No. 06-300, 12-19-2006; Ord. No. 07-187, 8-6-2007; Ord. No. 08-078, 4-15-2008; Ord. No. 13-082, § 4, 8-20-2013; Ord. No. 13-162, § 5, 12-17-2013; Ord. No. 22-015, § 2, 2-15-2022; Ord. No. 23-091, § 2, 6-20-2023)

The following conditions to permitted uses set forth in Section 6-8B-2 and conditional uses set forth in Section 6-8B-3, as applicable, shall be required and are not subject to a variance under Section 6-3-6 of this Title:

1.

Conditional uses in the ORI zoning district shall be processed in accordance with Section 6-3-8 (Conditional Uses) of this Title and this Section 6-8B-4 as applicable.

1.1.

In determining compliance with Section 6-3-8 of this Title (Conditional Uses), the following components of the proposed conditional use shall be evaluated based on the entirety of the circumstances affecting the property upon which the conditional use is being requested:

1.1.1.

Property location;

1.1.2.

Anticipated truck and customer traffic and parking generation;

1.1.3.

Current and proposed roadway capacities;

1.1.4.

Site access;

1.1.5.

Visibility of the property from major thoroughfares; and

1.1.6.

Proposed building design;

1.1.7.

Other criteria determined to be necessary to assess compliance with Section 6-3-8 of this Title.

1.2.

The conditional use shall comply with all applicable Code requirements, including but not limited to landscaping and screening, building design guidelines, and performance standards as set forth in Sections 5-10-3, 1-11-1, and 6-14-4 of the Naperville Municipal Code respectively, as amended from time. Conditions which may mitigate potential adverse impacts of the proposed conditional use may include, but are not limited to: additional landscaping; improved building elevations and/or materials; access restrictions or additional access; directional signage; increased setbacks; improved lighting; and/or change in building orientation.

2.

Warehouse and storage facility functions shall be conducted within enclosed buildings and structures. Cross docks, fulfillment centers, freight terminals and facilities used for similar purposes regardless of their name, are specifically prohibited. A permitted use shall be permitted to allocate up to fifty percent (50%) of the gross floor area of a building for a warehouse and storage facility and/or manufacturing use which is an accessory use to said permitted use. Any warehouse and storage facility and/or manufacturing uses in excess of fifty percent (50%) of a building's gross floor area shall be prohibited. Any warehouse and storage facility and/or manufacturing uses which are not accessory uses are also prohibited.

3.

All business, servicing, or processing, except for off street parking and off street loading, shall be conducted within completely enclosed buildings.

4.

Outside storage areas of goods, materials and products shall be prohibited. Lighting of the facility shall be directed away from surrounding properties and shall comply with all applicable performance standards set forth in Section 6-14-4 of the Naperville Municipal Code, as amended from time to time.

5.

Parking and loading requirements shall be set forth in Chapter 9 of this Title, except that there shall be no more than one (1) off street loading dock permitted per forty thousand (40,000) square feet of building gross floor area per building. All parking and loading areas shall be landscaped and maintained in accord with Section 5-10-3 of the Naperville Municipal Code, as amended from time to time. Buildings constructed in the ORI zoning district prior to June 21, 2023 which have off street loading in excess of one (1) off street loading dock permitted per forty thousand (40,000) square feet of building gross floor area per building shall be permitted to continue to exist subject to compliance with Chapter 10 (Nonconforming Uses) of this Title.

6.

Processes and equipment employed in the ORI district shall comply with the provisions of Chapter 14 of this Title.

7.

Full service hotels shall include at least one hundred fifty thousand (150,000) square feet of hotel, commercial, or service floor area, banquet and/or meeting space, either within a single building or multiple buildings located in a campus setting (defined as a single lot or planned unit development), and shall include all of the following components:

1.

Banquet and/or meeting space for at least five hundred (500) persons; and

2.

A swimming pool and/or exercise facilities; and

3.

A restaurant within the physical confines of the hotel and provide room service that is accessory to the restaurant use.

8.

Fitness facilities shall comply with the performance standards found in Chapter 14 of this Title. If appropriate lighting is not currently provided on-site, said facilities shall provide exterior lighting for customer parking and pedestrian areas in compliance with this Chapter, subject to review and approval by the City.

(Ord. No. 80-5, 1-21-1980; Ord. No. 87-96, 7-6-1987; Ord. No. 93-14, 1-19-1993; Ord. No. 11-189, § 3, 12-19-2011; Ord. No. 13-082, § 4, 8-20-2013; Ord. No. 23-091, § 2, 6-20-2023)

The minimum area in the ORI district shall be two (2) acres, except for planned unit developments which shall have no minimum area required.

(Ord. 80-5, 1-21-1980)

The minimum lot width, at the front yard line, in the ORI district shall be one hundred fifty (150) feet.

(Ord. 80-5, 1-21-1980)

The minimum yards required in the ORI district shall be as follows:

1.

Yards Facing Existing Or Proposed Roadways (Not Including Interior Circulation Roads Or Drives Within An Individual Tract): There shall be a required yard adjacent to each existing or proposed roadway which bounds an individual tract. Such required yard shall not be less than thirty (30) feet in depth; provided, however, that such yard shall be increased in depth by one foot for each three (3) feet in height by which any building or structure on the lot exceeds a height of thirty (30) feet; and also provided, however, that such a yard located across a street from a residence district shall equal one foot in depth for each foot of building height, but in no event shall the yard be less than one hundred (100) feet in depth.

2.

Illinois State Tollway: There shall be a 75-foot building setback and a 50-foot setback for any parking area for any property adjoining the Illinois State tollway. Said setbacks shall be measured from the adjacent right-of-way line of the tollway.

3.

Yards Adjacent To Interior Or Rear Property Lines: There shall be a required yard adjacent to each interior side lot line or rear lot line of not less than twenty (20) feet in depth, except that such side yard or rear yard shall be increased by one foot for each three (3) feet in height that any building or structure on the lot exceeds a height of thirty (30) feet, and except that requirements for side yards or rear yards adjacent to interior side or rear property lines shall not be applicable to buildings or structures erected adjacent to a railroad or railroad siding. Where any interior side or rear property line abuts upon a residence district, there shall be provided a required yard one foot in depth for each foot of building height, but in no event shall this yard be less than one hundred (100) feet in depth.

4.

Landscaping And Maintenance: All required setback areas shall be landscaped and maintained.

(Ord. No. 80-5, 1-21-1980; Ord. No. 87-96, 7-6-1987)

The maximum height and floor area ratio for all buildings and structures in the ORI district shall be as follows:

1.

The maximum height for all buildings and structures in the ORI district shall be one hundred (100) feet.

2.

The floor area ratio in the ORI district shall be 0.70.

(Ord. No. 80-5, 1-21-1980; Ord. No. 23-091, § 2, 6-20-2023)

CHAPTER 8

INDUSTRIAL DISTRICTS

The I industrial district is intended to accommodate industrial activities which are more intensive than light industrial uses.

(Ord. No. 80-5, 1-21-1980)

No building, structure, or parcel of land shall be used and no building or structure shall be erected, altered, or enlarged which is arranged, intended, or designed for other than one of the following uses:

1.

Abrasive manufacture.

2.

Bakeries.

3.

Banks and financial institutions.

4.

Boot and shoe manufacture.

5.

Bottling companies.

6.

Building materials and products sales and storage.

7.

Offices—Business or professional.

8.

Offices/clinics—Medical or dental.

9.

Cartage and express facilities.

10.

Civic buildings established prior to August 7, 2007. Civic buildings established after August 7, 2007, shall comply with Section 6-2-29 (Public Assembly Uses) of this Code.

11.

Contractor and construction offices, shops, and yards.

12.

Dairy products processing.

13.

Dry cleaning establishments and laundries employing more than ten (10) persons.

14.

Electronic and scientific precision instruments manufacture.

15.

Electroplating.

16.

Food manufacture, packaging, and processing.

17.

Freight terminals, including air, motor, and railroad.

18.

Furniture, bedding, and carpet manufacture.

19.

General manufacturing.

20.

Glass products production and sales.

21.

Light machinery production.

22.

Lithographing.

23.

Machine shop.

24.

Paper products manufacture.

25.

Parking lots and garages, principal.

26.

Plastics processing.

27.

Pottery and ceramics manufacture.

28.

Printing and publishing establishments.

29.

Radio and television stations and studios.

30.

Vocational and trade schools established prior to August 7, 2007. Vocational and trade schools which are established after August 7, 2007, shall comply with Section 6-2-29 (Public Assembly Uses) of this Code.

31.

Sexually oriented business.

32.

Warehouses, storage, and distribution facilities.

33.

Warehouse, self-storage.

34.

Wearing apparel manufacture.

35.

Woodworking.

36.

Other uses which are of the same general character as the other permitted uses as determined by the Zoning Administrator.

37.

Pet care establishments, when the principal use of the building, structure or premises. All activity shall be conducted completely within any building or structure; outdoor areas shall be prohibited.

38.

Fitness facility.

39.

Automobile repair facility and car washes used in conjunction with an automobile repair facility.

40.

Cannabis dispensing organization per Section 6-2-32 of this Title.

41.

Sleep clinics.

(Ord. No. 80-5, 1-21-1980; Ord. No. 80-98, 10-6-1980; Ord. No. 95-67, 4-5-1995; Ord. No. 07-187, 8-6-2007; Ord. No. 08-018, 1-15-2008; Ord. No. 08-035, 2-19-2008; Ord. No. 10-073, § 1, 6-15-2010; Ord. No. 13-082, § 4, 8-20-2013; Ord. No. 13-162, § 5, 12-17-2013; Ord. No. 15-190, § 2, 12-1-2015; Ord. No. 20-088, § 6, 8-18-2020)

The following conditional uses may be permitted in specific situations in accordance with the procedures outlined in Section 6-3-8 and Chapter 4 of this Title, as appropriate:

1.

Airports and heliports.

2.

Air, motor, and railroad freight terminals.

3.

Asphalt products manufacture.

4.

Automobile service stations and car washes used in conjunction with an automobile service station.

5.

Boiler and tank manufacturing.

6.

Brick and structural clay products manufacture.

7.

Bulk storage of petroleum products.

8.

Car washes.

9.

Chemical and process manufacture.

10.

Concrete mixing plants.

11.

Eating and drinking establishments.

12.

Feed mills.

13.

Foundries and forge plants.

14.

Fuel and ice sales.

15.

Grain storage and processing.

16.

Heavy machinery production.

17.

Junkyards and automobile graveyards.

18.

Leather tanning and processing.

19.

Meatpacking.

20.

Metal reduction and refinement.

21.

Metal stamping.

22.

Mining operations.

23.

Motor vehicle sales, when in conjunction with a development petition for a planned unit development as outlined in Chapter 4 of this Title.

24.

Petroleum products processing and storage.

25.

Petroleum refining.

26.

Planned unit developments.

27.

Public and private utility facilities.

28.

Recreation and social facilities, excluding nursery schools, preschools, daycare centers, and learning centers unless accessory to a permitted use and excluding those uses defined as public assembly uses in Section 6-2-29 of this Title.

29.

Rubber processing and manufacture.

30.

Stadiums.

31.

Steel manufacture.

32.

Stone products manufacture.

33.

Telecommunications facilities as required by Chapter 13 of this Title.

34.

Public assembly uses per Section 6-2-29 of this Title.

35.

Pet care establishments, when the principal use of the building, structure or premises. Outdoor areas may be permitted. All outdoor activity shall be conducted as described in Section 6-2-25, "Veterinary Office And Pet Care Establishment," of this Title.

36.

Medical cannabis cultivation center per Section 6-2-29 of this Title.

37.

Vocational and trade schools which do not qualify as a public assembly use per Section 6-2-29 of this Title.

(Ord. No. 80-5, 1-21-1980; Ord. No. 06-225, 9-19-2006; Ord. No. 07-187, 8-6-2007; Ord. No. 08-035, 2-19-2008; Ord. No. 08-078, 4-15-2008; Ord. No. 09-017, 2-17-2009; Ord. No. 13-082, § 4, 8-20-2013; Ord. No. 13-162, § 5, 12-17-2013; Ord. No. 14-175, § 2, 11-18-2014; Ord. No. 24-095, § 2, 9-17-2024)

The following conditions shall be required:

1.

Except for the outside sales of motor vehicles, all outside storage areas of goods, materials and products shall be screened in accordance with Section 5-10-3.7 of this Code. Lighting of the facility shall be directed away from surrounding properties.

2.

Where the I district abuts or is across an existing or proposed right-of-way from property located in a residence district, screening by fences or landscaping of at least seventy-five percent (75%) opacity shall be provided.

3.

A sexually oriented business shall meet all the requirements and standards contained in Chapter 12 of this Title.

4.

Automobile repair facilities shall be prohibited from storing any vehicles within a required parking space.

5.

Fitness facilities shall comply with the Performance Standards found in Chapter 14 of this Title. If appropriate lighting is not currently provided on-site, said facilities shall provide exterior lighting for customer parking and pedestrian areas in compliance with this Chapter, subject to review and approval by the City.

(Ord. No. 80-5, 1-21-1980; Ord. No. 93-14, 1-19-1993; Ord. No. 95-67, 4-5-1995; Ord. No. 13-082, § 4, 8-20-2013; Ord. No. 14-175, § 2, 11-18-2014)

The minimum area in the I district shall be one-half (½) acre.

(Ord. No. 80-5, 1-21-1980)

The minimum lot width, at the front yard line, in the I district shall be one hundred (100) feet.

(Ord. No. 80-5, 1-21-1980)

The minimum yards required in the I district shall be as follows:

1.

Yards Facing Existing Or Proposed Roadways (Not Including Interior Circulation Roads Or Drive Within An Individual Tract): There shall be a required yard adjacent to each existing or proposed roadway which bounds an individual tract. Such required yard shall not be less than twenty (20) feet in depth; provided, however, that such a yard located across a street from a residence district shall equal one foot in depth for each foot of building height but in no event shall the yard be less than one hundred (100) feet in depth.

2.

Illinois State Tollway: There shall be a 75-foot building setback and a 50-foot setback for any parking area for any property adjoining the Illinois State tollway. Said setbacks shall be measured from the adjacent right-of-way line of the tollway.

3.

Yards Adjacent To Interior And Rear Property Lines: There shall be a required yard adjacent to each interior side yard line and rear lot line of not less than fifteen (15) feet in depth, and except that requirements for side yards and rear yards adjacent to interior side property lines and rear property lines shall not be applicable to buildings or structures erected adjacent to a railroad or railroad siding. Where any interior side property line or rear property line abuts upon a residence district, there shall be provided a required yard one foot in depth for each foot of building height but in no event shall the yard be less than one hundred (100) feet in depth.

(Ord. No. 89-68, 4-3-1989)

The maximum floor area ratio for all buildings and structures in the I district shall be 0.70.

(Ord. No. 89-68, 4-3-1989)

CHAPTER 8

INDUSTRIAL DISTRICTS