The North Carolina Office on the Americans with Disabilities Act shall adopt rules to provide a consistent and comprehensive mechanism for accommodating requests regarding accessibility to public services, and shall adopt dispute resolution procedures to govern responsiveness to those requests. This section does not authorize the North Carolina Office on the Americans with Disabilities Act to adopt rules or procedures that apply to the resolution of matters constituting grounds for a contested case under Chapter 126 of the N.C. Gen. Stat.. (2002-163, s. 4.)