Subsection 1009.12 - HandrailsStairways shall have handrails on each side and shall comply with Section 1012. Where glass is used to provide the handrail, the handrail shall also comply with Section 2407.
Exceptions:
1.Handrails for aislestairs are not required where permitted by Section 1028.13.2.Stairways within dwelling units, spiralstairways and aislestairs serving seating only on one side are permitted to have a handrail on one side only.3. Decks, patios and walkways that have a single change in elevation where the landing depth on each side of the change of elevation is greater than what is required for a landing do not require handrails.4. In Group R-3 occupancies, a change in elevation consisting of a single riser at an entrance or egress door does not require handrails.5. Changes in room elevations of three or fewer risers within dwelling units and sleeping units in Group R-2 and R-3 do not require handrails.