Step down on the interior and up to two steps down to the landing on the exterior regardless of which way the door swings it can only swing over one step.
Sliding door landing code.
Landings or finished floors at the required egress door shall be not more than 1 1 2 inches 38 mm lower than the top of the threshold.
Building codes for exterior doors.
Exterior doors in homes and businesses not only provide security but they also serve as a vital means of egress during a fire or other emergency.
Where a door opens over a landing the landing shall be at least as wide as the door and at least 5 feet long.
There shall be a floor or landing at the top and bottom of.
The floor or landing shall be no more than 1 inch lower than the threshold of the doorway.
Title 24 part 2 section 2 3303 i 1 and i 2.
All exterior doors shall have a landing immediately on the exterior side.
The landing or floor on the exterior side shall be not more than 7 3 4 inches 196 mm below the top of the threshold provided the door does not swing over the landing or floor.
Regardless of the occupant load there shall be a floor or landing on each side of a door.
This allowance provides some design flexibility.
Landing requirements for all other exterior doors for all non egress exterior doors the 2003 code update allows a 7 3 4 in.
R311 7 6 landings for stairways.
If the door swings out over the landing this dimension is 1 inch maximum.