Compliance deadline for owners of buildings over six stories to inspect the exterior walls and is to file a facade inspection report. Cycle 9 begin February 21, 2021 and runs through February 21, 2025. Sub cycle 9B - Building block ending in 0, 7, and 8 must be file between February 21, 2021 through February 21, 2023. Sub cycle 9C – Building block ending in 1, 2, 3, must file between February 21, 2022 through February 21, 2024.