Updated : 04/22/2024

Overview

Derby, KS has adopted the 2012 International Residential Code and the 2006 International Building Code with amendments. Derby, KS Muni. Codes § 15.44.010 (IRC adoption), § 15.44.020 (IRC amendments), § 15.12.010 (IBC adoption) and § 15.12.020 (IBC amendments).

Helpful resources for Derby, Kansas include the following.

• PLRB, Ordinance and Law Coverage Discussion for Kansas

Residential Building Code

Kansas has yet to adopt a statewide residential code. Local laws will control.See PLRB, Kansas Building Codes for more information on state level codes.

Derby adopted the 2012 IRC, locally. Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the model code here.

You can find information about amendments to the model code here.

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See Muni. Code(Derby, KS 15.44.010 - Incorporation by Reference of 2018 Residential Code.)

...deleted, modified or changed. Any errata officially published by the International Code Council, Inc. shall become part of the International Residential Code when placed on file by the director of planning and engineering. One official copy of said International Residential Code shall be marked or stamped "Official Copy as Incorporated by Reference...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Derby ? No
Citation: § 15.44.020
Municipal Code https://library.municode.com/ks/derby/codes/code_of_ordinances?nodeId=TIT15BUCOTR_CH15.44INRECO_15.44.020AM2012RECO
Comments:

Table R301.2(1) Climatic and Geographic Design Criteria

Ground Snow Load	15 psf
Wind Speed (mph)	76 w/90-3 sec. gust
Seis. Design Cat.	A
Weathering	Severe
Frost Line Depth	24 inches
Termite	Moderate/Severe
Winter Design Temp	97.50% – 7
Ice Barrier	None Required

Design Temperature Criteria
Air Freezing Temp	400
Mean Air Temp	55-60 degrees
Summer	98 – 2.50% dry bulb
Winter	76 – 2.50% wet bulb
Heating Degree Days	4,620

Minimum Load Requirements
Dead LoadRoof – 10 lb. psfFloor – 10 lb. psfLive LoadRoof – 20 lb. psfFloor – 40 lb. psf

Comments

Section R313 of the IRC is hereby deleted in its entirety. Derby, KS Muni. Code § 15.44.020.

Existing Buildings

Existing buildings, meaning buildings that were built in accordance to code at the time of construction, typically merit extra consideration in a current updated code.

R102.7. Existing structures. The legal occupancy of any structure existing on the date of adoption of this code shall be permitted to continue without change, except as is specifically covered in this code, or as is deemed necessary by the building official for the general safety and welfare of the occupants and the public. Derby, KS Muni. Code § 15.44.020.

Commercial Building Code

Derby adopted the 2006 IBC, locally . Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the code here.You can find information about amendments to the model code here.

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2006 IBC with Kansas amendments(Derby, KS 15.12.010 - Incorporation by reference of 2018 International Building Code.)

...appendices, a uniform code prepared and published by the International Code Council, Inc., save and except such articles, sections, parts or portions as are hereinafter omitted, deleted, modified or changed. Any errata officially published by the International Code Council, Inc. shall become part of the International Building Code when placed...

Existing Buildings

Derby, KS did not adopt the IEBC, therefore Chapter 34 of the IBC would apply.

102.6 Existing structures. The legal occupancy of any structure existing on the date of adoption of this code shall be permitted to continue without change, except as is specifically covered in this code or the International Fire Code, or when application of this code is deemed necessary by the building official for the safety and welfare of the occupants and the public. Derby, KS Muni. Code § 15.12.020.

Other Building Codes