Delaware Code
Chapter 42. UNIVERSAL DESIGN STANDARDS FOR AFFORDABLE HOUSING
§ 4208. Hardware.

(a) With the exception of panel boxes and HVAC filter access panels, all door hardware, cabinet hardware, faucets, bath and shower valves, diverters, and similar items throughout the dwelling unit shall be lever and wire handles or D-pull handles. Such items shall operate easily by using a single closed fist and shall be valued at 2 points.
(b) Luminous rocker or toggle light switches, valued at 1 point, shall be mounted 36 to 42 inches above the finished floor throughout the dwelling unit, for a separate value of 1 point.