800.5 Access to Electrical Equipment Behind Panels Designed to Allow Access.
Access to electrical equipment shall not be denied by an accumulation of wires and cables that prevents removal of panels, including suspended ceiling panels.
800.6 Mechanical Execution of Work.
Communications circuits and equipment shall be installed in a neat and workmanlike manner.
Cables installed exposed on the outer surface of ceiling and sidewalls shall be supported by the structural components of the building structure in such a manner that the cable is not be damaged by normal building use.
Such cables shall be attached to structural components by straps, staples, hangers, or similar fittings designed and installed so as not to damage the cable.
The installation shall also conform with 300.4(D).
Joe Tedesco, NEC Consultant