Genduct
REGISTERED
If I were the King of the World, I think above 2 risers (about 16 inches) sounds like the standard thatcould save us "Old People" from going ass over teacupsI code land, where the 30" has been discussed ad nauseum. Some have suggested it was the distance a average size man could step up or down from. (I know I couldn't)
Regardless, it is, what it is, and unless you could get a code change through, good luck, as classicT said, that is the minimum, and probably not a best practice.