Yes. ADA and other disability-rights requirements triggered by the repair are eligible, whether or not the facility complied before, unless you were cited for a violation before the disaster and didn’t fix it. Path-of-travel upgrades are capped at 20 percent of the cost to restore the primary function area.
The accessibility requirements triggered, the primary function area repair cost, and the path-of-travel cost calculation.
Calculate the 20 percent cap from the full primary function area repair cost, including roof, HVAC and associated rooms. Leaving those out shrinks your cap.