Accessibility is often understood as a requirement to be satisfied at a single moment in time: A project is designed, permitted, constructed, and compliance is assumed, and issues of building accessibility are rarely considered again. In reality, buildings age, codes evolve, uses change, furniture moves, and countless small operational decisions accumulate. Buildings that were once compliant can quietly become problematic, not through neglect or poor intent, but simply through incremental change that no one is specifically tasked with revisiting