Title 16 - Buildings and Construction
16.330.100 Plumbing Code - Adoption.
The 2024 International Plumbing Code
(History: Ord. No. BC-3499, §105, 2026; Ord. No. BC-3286 §140, 2020; Ord. No. BC-2936 §106, 2012; Ord. No. BC-2635 §134, 2007; Ord. No. BC-2459 §102, 2004; Ord. No. BC-2237 §4, 2001)
Effective on: 1/1/1901
16.330.101.1
Section 101.1 of the International Plumbing Code is hereby amended to read as follows:
101.1 Title. These regulations shall be known as the Plumbing Code of the City of Overland Park , hereinafter referred to as “this code.”
(History: Ord. No. BC-3499, §106, 2026; Ord. No. BC-3286 §141, 2020; Ord. No. BC-2936 §107, 2012)
Effective on: 1/1/1901
16.330.101.5
Section 101.5 of the International Plumbing Code is hereby added to read as follows:
16.330.101.5 Administration and enforcement. The administration and enforcement provisions for this code shall be those provisions contained in Sections 103 through 116 of the International Building Code in OPMC 16.300 et seq.
(History: BC-3499, §107, 2026; Ord. No. BC-3286 §142, 2020; Ord. No. BC-2936 §108, 2012)
Effective on: 1/1/1901
16.330.103 (Deleted)
Section 103 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §108, 2026; Ord. No. BC-3286 §143, 2020; Ord. No. BC-2936 §109, 2012; Ord. No. BC-2635 §136, 2007; Ord. No. BC-2459 §104, 2004; Ord. No. BC-2237 §4, 2001; Source or prior law: 16.08.120; Ord. No. BC-2013 §36, 97)
Effective on: 1/1/1901
16.330.104 (Deleted)
Section 104 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §109, 2026; Ord. No. BC-3286 §143, 2020; Ord. No. BC-2936 §109, 2012; Ord. No. BC-2635 §136, 2007; Ord. No. BC-2459 §104, 2004; Ord. No. BC-2237 §4, 2001; Source or prior law: 16.08.120; Ord. No. BC-2013 §36, 97)
Effective on: 1/1/1901
16.330.105 (Deleted)
Section 105 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §110, 2026; Ord. No. BC-3286 §143, 2020; Ord. No. BC-2936 §109, 2012; Ord. No. BC-2635 §136, 2007; Ord. No. BC-2459 §104, 2004; Ord. No. BC-2237 §4, 2001; Source or prior law: 16.08.120; Ord. No. BC-2013 §36, 97)
Effective on: 1/1/1901
16.330.106 (Deleted)
Section 106 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §111, 2026; Ord. No. BC-3286 §143, 2020; Ord. No. BC-2936 §109, 2012; Ord. No. BC-2635 §136, 2007; Ord. No. BC-2459 §104, 2004; Ord. No. BC-2237 §4, 2001; Source or prior law: 16.08.120; Ord. No. BC-2013 §36, 97)
Effective on: 1/1/1901
16.330.107 (Deleted)
Section 107 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §112, 2026; Ord. No. BC-3286 §143, 2020; Ord. No. BC-2936 §109, 2012; Ord. No. BC-2635 §136, 2007; Ord. No. BC-2459 §104, 2004; Ord. No. BC-2237 §4, 2001; Source or prior law: 16.08.120; Ord. No. BC-2013 §36, 97)
Effective on: 1/1/1901
16.330.108 (Deleted)
Section 108 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §113, 2026; Ord. No. BC-3286 §143, 2020; Ord. No. BC-2936 §109, 2012; Ord. No. BC-2635 §136, 2007; Ord. No. BC-2459 §104, 2004; Ord. No. BC-2237 §4, 2001; Source or prior law: 16.08.120; Ord. No. BC-2013 §36, 97)
Effective on: 1/1/1901
16.330.111.4
Section 111.4 of the International Plumbing Code is hereby amended to read as follows:
16.330.111.4 Testing. Plumbing work and systems shall be tested as required in Section 312 and in accordance with Sections 111.4.1 through 111.4.3. Tests shall be made by the permit holder and observed by the code official as deemed necessary.
111.4.1 New, altered, extended or repaired systems. New plumbing systems and parts of existing systems that have been altered, extended or repaired shall be tested as prescribed herein to disclose leaks and defects, except that testing is not required in the following cases:
1.
In any case that does not include addition to, replacement, alteration or relocation of any water supply, drainage or vent piping.
2.
In any case where plumbing equipment is set up temporarily for exhibition purposes.
111.4.2 Equipment, material and labor for tests. Equipment, material and labor required for testing a plumbing system or part thereof shall be furnished by the permit holder.
111.4.3 Reinspection and testing. Where any work or installation does not pass any initial test or inspection, the necessary corrections shall be made to comply with this code. The work or installation shall then be resubmitted to the code official for inspection and testing.
(History: Ord. No. BC-3499, §114, 2026; Ord. No. BC-3286 §144, 2020; Ord. No. BC-2936 §110, 2012 )
Effective on: 1/1/1901
16.330.112 (Deleted)
Section 112 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §115, 2026)
Effective on: 1/1/1901
16.330.113 (Deleted)
Section 113 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §116, 2026)
Effective on: 1/1/1901
16.330.114 (Deleted)
Section 114 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §117, 2026)
Effective on: 1/1/1901
16.330.115 (Deleted)
Section 115 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §118, 2026)
Effective on: 1/1/1901
16.330.305.4
Section 305.4 of the International Plumbing Code is hereby amended to read as follows:
305.4 Freezing. Water, soil and waste pipes shall not be installed outside of a building, in attics or crawl spaces, concealed in outside walls, or in any other place subjected to freezing temperatures unless adequate provision is made to protect such pipes from freezing by insulation or heat or both. Exterior water supply system piping shall be installed not less than 6 inches (152 mm) below the frost line. The frost line depth for Overland Park is 36 inches.
305.4.1 Sewer depth. The building sewer shall be installed in a trench deep enough to provide the pipe with at least 30 inches of earth cover.
(History: Ord. No. BC-3499, §119, 2026; Ord. No. BC-3286 §145, 2020; Ord. No. BC-2936 §111, 2012; Ord. No. BC-2635 §137, 2007; Ord. No. BC-2459 §106, 2004; Ord. No. BC-2237 §4, 2001; Source or prior law: 16.08.165; Ord. No. BC-2013 §40, 97 )
Effective on: 1/1/1901
16.330.312.7 (Deleted)
Section 312.7 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §120, 2026; Ord. No. BC-3286 §146, 2020; Ord. No. BC-2936 §112, 2012; Ord. No. BC-2635 §140, 2007; Ord. No. BC-2459 §109, 2004; Ord. No. BC-2237 §4, 2001; Source or prior law: 16.08.180; Ord. No. BC-2013 §42, 97)
Effective on: 1/1/1901
16.330.312.8 (Deleted)
Section 312.8 of the International Plumbing Code is hereby intentionally deleted and omitted.
(History: Ord. No. BC-3499, §121, 2026; Ord. No. BC-3286 §146, 2020; Ord. No. BC-2936 §112, 2012; Ord. No. BC-2635 §140, 2007; Ord. No. BC-2459 §109, 2004; Ord. No. BC-2237 §4, 2001; Source or prior law: 16.08.180; Ord. No. BC-2013 §42, 97)
Effective on: 1/1/1901
16.330.403.1
Section 403.1 of the International Plumbing Code is hereby amended to read as follows1 :
403.1 Minimum number of fixtures . Plumbing fixtures shall be provided in the minimum number as shown in Table 403.1, based on the actual use of the building or space. Uses not shown in Table 403.1 shall be considered individually by the code official. The number of occupants shall be determined by the International Building Code .
Exception to Table 403.1: A service sink is not required in business or mercantile occupancies with a total of 2500 square feet or less of gross floor area and where the nature of the business does not include services or processes requiring frequent mopping of floor surfaces. Food service or merchants, beauty parlors, barber shops and veterinary clinics are examples of businesses that require a service sink.
403.1.1 Fixture calculations. To determine the occupant load of each sex, the total occupant load shall be divided in half. To determine the required number of fixtures, the fixture ratio or ratios for each fixture type shall be applied to the occupant load of each sex in accordance with Table 403.1. Fractional numbers resulting from applying the fixture ratios of table 403.1 shall be rounded up to the next whole number. For calculations involving multiple occupancies, such fractional numbers for each occupancy shall first be summed and then rounded up to the next whole number.
Exceptions:
1.
The total occupant load shall not be required to be divided in half where approved statistical data indicates a distribution of the sexes of other than 50 percent of each sex.
2.
Where multiple-user facilities are designed to serve all genders, the minimum fixture count shall be calculated 100 percent, based on total occupant load. In such multiple-user facilities, each fixture type shall be in accordance with ICC A117.1.
403.1.2 Fixtures in single-user toilet facilities and bathing rooms. The plumbing fixtures located in single-user toilet facilities and single-user bathing rooms, including family or assisted-use toilet facilities and bathing rooms, shall contribute toward the total number of required plumbing fixtures for a building or tenant space. The number of fixtures in single-user toilet facilities, single-user bathing rooms and family or assisted-use toilet facilities shall be deducted proportionally from the required gender ratios of Table 403.1. Single-user toilet facilities and bathing rooms, and family or assisted-use toilet facilities and bathing rooms shall be identified as being available for use by all persons regardless of their sex.
403.1.3 Lavatory distribution. Where two or more toilet facilities are provided for each sex, the required number of lavatories shall be distributed proportionately to the required number of male and female designated water closets.
1 Note: Only text is being amended. Table 403.1 shall remain as published in the International Plumbing Code .
(History: Ord. No. BC-3499, §122, 2026; Ord. No. BC-3286 §147, 2020; Ord. No. BC-3286 §147, 2020; Ord. No. BC-2936 §113, 2012; Ord. No. BC-2635 §142, 2007)
Effective on: 1/1/1901
16.330.410.4
Section 410.4 of the International Plumbing Code is hereby amended to read as follows:
410.4 Drinking Fountain Substitutions. The following substitutions shall be permissible: A break room sink, or water dispenser, or bottled water dispenser complying with the reach ranges in ICC A117.1 for the following occupancies.
1.
Mercantile and business occupancies (excluding medical offices and concentrated business areas) with less than 2,500 square feet of gross floor area.
2.
Warehouse occupancies with less than 7500 square feet of gross floor area.
3.
Where restaurants provide drinking water in a container free of charge, drinking fountains shall not be required in those restaurants.
4.
In occupancies other than restaurants where drinking fountains are required, water dispensers shall be permitted to be substituted for not more than 50 percent of the required number of drinking fountains.
5.
In veterinary clinics, kennel’s, barber and beauty shops where hair cutting services are provided, dental offices and similar occupancies where it creates a health hazard to install a drinking fountain.
(History: Ord. No. BC-3499, §123, 2026; Ord. No. BC-3286 §149, 2020)
Effective on: 1/1/1901
16.330.701.2
Section 701.2 of the International Plumbing Code is hereby amended to read as follows:
16.330.701.2 Connection to sewer required. Sanitary drainage piping from plumbing fixtures in buildings and sanitary drainage piping systems from premises shall be connected to a public sewer. Where a public sewer is not available, the sanitary drainage piping and systems shall be connected to a private sewage disposal system in compliance with state or local requirements. (See Johnson County Environmental Sanitary Code 2025 Edition, and amendments thereto.) Where state or local requirements do not exist for private sewage disposal systems, the sanitary drainage piping and systems shall be connected to an approved private sewage disposal system that is in accordance with the Johnson County Environmental Sanitary Code 2025 Edition, and amendments thereto.
Exception: Sanitary drainage piping and systems that convey only the discharge from bathtubs, showers, lavatories, clothes washers and laundry trays shall not be required to connect to a public sewer or to a private sewage disposal system provided that the piping or systems are connected to a system in accordance with Chapter 13 or 14.
701.2.1 Public systems available. A public sewer system shall be considered available when the lot or tract is located within the distance indicated in Johnson County Environmental Sanitary Code 2025 Edition (and amendments thereto.)
(History: Ord. No. BC-3499, §124, 2026; Ord. No. BC-3466 §3, 2024; Ord. No. BC-3286 §150, 2020; Ord. No. BC-2936 §114, 2012; Ord. No. BC-2832 §1, 2009)
Effective on: 1/1/1901
16.330.1101.1
Section 1101.1 of the International Plumbing Code is hereby amended to read as follows:
1101.1 Scope. The provisions of this chapter shall govern the materials, design, construction and installation of storm drainage starting at the building roof and terminating at the connection to the site storm drainage system as covered in Title 15 of the Overland Park Municipal Code. Nothing in this chapter shall be construed to take precedence over the requirements set forth in Title 15 of the Overland Park Municipal Code or the requirements set forth by the Johnson County Wastewater District.
(History: Ord. No. BC-3499, §125, 2026; Ord. No. BC-3286 §152, 2020; Ord. No. BC-2936 §116, 2012; Ord. No. BC-2635 §146, 2007; Ord. No. BC-2459 §115, 2004; Ord. No. BC-2237 §4, 2001; Source or prior law: 16.08.200; Ord. No. BC-2013 §45, 97)
Effective on: 1/1/1901
