AC 28-301.1 requires owners to maintain their properties in a safe condition. All parties engaged in a construction or demolition operation, including but not limited to the owner, construction manager, general contractor, sub-contractors, material men, Registered Design Professionals, or other party to engage in sound design and engineering, safe construction or demolition practices, shall act in a reasonable and responsible manner to maintain a safe construction or demolition site per NYC BC 3301.1.1. Furthermore, any party engaged in construction or demolition work that results in damage to an adjacent property or if an accident occurs, DOB shall be notified.