This document discusses ADA transition plans and accessibility in public rights-of-way. It provides definitions for key terms like public rights-of-way and authority. It outlines the legal context and requirements for ADA and Section 504 compliance, including requirements for public entity responsibilities, planning, projects, and program access/transition plans. It discusses enforcement and provides examples of relevant case law. The overall document serves as a reference for the legal foundations and obligations regarding accessibility in public rights-of-way.