11 52 00 Audio-Visual Equipment 11 61 00 Broadcast, Theater and Stage Equipment 25 50 00 Integrated Automation Facility Controls 26 10 00 Medium-Voltage Electrical Distribution 26 24 00 Switchboards and Panelboards 26 26 00 Power Distribution Units 26 56 00 Exterior Lighting 27 10 00 Structured Cabling 27 13 00 Communications Backbone Cabling 27 15 00 Communications Horizontal Cabling 27 41 00 Audio-Video Systems 28 00 00 Electronic Safety and Security 28 13 00 Access Control 28 23 00 Video Surveillance 28 31 00 Fire Detection and Alarm 28 39 00 Mass Notification Systems 40 94 00 Digital Process Controllers

21 01 00 Operation and Maintenance of Fire Suppression 21 09 00 Instrumentation and Control for Fire-Suppression Systems 28 01 00 Operation and Maintenance of Electronic Safety and Security 28 05 00 Common Work Results for Electronic Safety and Security 28 06 00 Schedules for Electronic Safety and Security 28 08 00 Commissioning of Electronic Safety and Security 28 10 00 Electronic Access Control and Intrusion Detection 28 13 00 Access Control 28 16 00 Intrusion Detection 28 23 00 Video Surveillance 28 31 00 Fire Detection and Alarm 28 39 00 Mass Notification Systems