Council directs staff to add sound-transmission section to multiplex appendix

Aug 12, 2026

The Building Code Council voted to direct staff to include a sound-transmission (attenuation) paragraph in the multiplex housing appendix of the draft CR103, keeping wall and floor/ceiling assembly requirements to preserve livability while noting the code remains less stringent than IBC.

The full story

The Building Code Council on Aug. 11 directed staff to include a new sound-transmission paragraph in the multiplex appendix of the draft CR103, after members said the requirement improves livability for rental units without matching the higher IBC standard.

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