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// CODE SNIPPET

1011.1.1 Compliance With Chapter 9

Existing Building Code 2018 of Illinois > 10 Change of Occupancy > 1011 Change of Occupancy Classification > 1011.1 General > 1011.1.1 Compliance With Chapter 9
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The requirements of Chapter 9 shall be applicable throughout the building for the new occupancy classification based on the separation conditions set forth in Sections 1011.1.1.1 and 1011.1.1.2.

1011.1.1.1 Change of Occupancy Classification Without Separation

Where a portion of an existing building is changed to a new occupancy classification or where there is a change of occupancy within a space where there is a different fire protection system threshold requirement in Chapter 9 of the International Building Code, and that portion is not separated from the remainder of the building with fire barriers having a fire-resistance rating as required in the International Building Code for the separate occupancy, the entire building shall comply with all of the requirements of Chapter 9 of this code applied throughout the building for the most restrictive occupancy classification in the building and with the requirements of this chapter.

1011.1.1.2 Change of Occupancy Classification With Separation

Where a portion of an existing building is changed to a new occupancy classification or where there is a change of occupancy within a space where there is a different fire protection system threshold requirement in Chapter 9 of the International Building Code, and that portion is separated from the remainder of the building with fire barriers having a fire-resistance rating as required in the International Building Code for the separate occupancy, that portion shall comply with all of the requirements of Chapter 9 of this code for the new occupancy classification and with the requirements of this chapter.

Related Code Sections


1011.1.1 Change of Occupancy, Compliance With Chapter 9
The requirements of Chapter 9 shall be applicable throughout the building for the new occupancy classification based on the separation conditions set ...
Existing Building Code 2018 of Illinois > 10 Change of Occupancy > 1011 Change of Occupancy Classification > 1011.1 General > 1011.1.1 Compliance With Chapter 9
1002.1 Change of Occupancy, Compliance With the Building Code
categories as described in Chapter 4 in the International Building Code , the building shall comply with all of the requirements of Chapter 4 ...
Existing Building Code 2021 of Illinois > 10 Change of Occupancy > 1002 Special Use and Occupancy > 1002.1 Compliance With the Building Code
1301.1.1 Performance Compliance Methods, Compliance With Other Methods
Alterations , additions and changes of occupancy to existing structures shall comply with the provisions of this chapter or with one ...
Existing Building Code 2018 of Illinois > 13 Performance Compliance Methods > 1301 General > 1301.1 Scope > 1301.1.1 Compliance With Other Methods
1301.1.1 Performance Compliance Methods, Compliance With Other Methods
Alterations , additions and changes of occupancy to existing structures shall comply with the provisions of this chapter or with one ...
Existing Building Code 2021 of Illinois > 13 Performance Compliance Methods > 1301 General > 1301.1 Scope > 1301.1.1 Compliance With Other Methods
501.1.1 Prescriptive Compliance Method, Compliance With Other Methods
Alterations , additions and changes of occupancy to existing buildings and structures shall comply with the provisions of this chapter ...
Existing Building Code 2018 of Illinois > 5 Prescriptive Compliance Method > 501 General > 501.1 Scope > 501.1.1 Compliance With Other Methods
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