- 11 52 00 - Audio-Visual Equipment
- 11 52 13 - Projection Screens
- 11 52 16 - Projectors
- 11 61 00 - Theater and Stage Equipment
- 11 61 13 - Acoustical Shells
- 11 61 23 - Folding and Portable Stages
- 11 61 33 - Rigging Systems and Controls
- 11 61 43 - Stage Curtains
- 11060 - Theater and Stage Equipment
- 11130 - Audio-Visual Equipment
- 13 31 00 - Fabric Structures
- 13 31 23 - Tensioned Fabric Structures
- 13 34 00 - Fabricated Engineered Structures
- 13 34 13 - Glazed Structures
- 13 34 16 - Grandstands and Bleachers
- 13 34 19 - Metal Building Systems
- 13 34 23 - Fabricated Structures
- 13 34 56 - Observatories
- 13 44 00 - Modular Mezzanines
- 13120 - Pre-Engineered Structures
- 13440 - Indicators, Recorders, And Controllers
- 14 41 00 - People Lifts
- 14 41 13 - Counterbalanced People Lifts
- 14 41 16 - Endless-Belt People Lifts
- 14410 - People Lifts
- 14500 - Material Handling
- 16120 - Conductors and Cables
- 16220 - Motors and Generators
- 16300 - Transmission and Distribution
- 16400 - Low-Voltage Distribution
- 16440 - Switchboards, Panelboards, and Control Cen
- 16500 - Lighting
- 16550 - Special-Purpose Lighting
- 16570 - Dimming Control
- 16580 - Lighting Accessories
- 16820 - Sound Reinforcement
- 26 05 00 - Common Work Results for Electrical
- 26 05 13 - Medium-Voltage Cables
- 26 05 19 - Low-Voltage Electrical Power Conductors and Cables
- 26 05 23 - Control-Voltage Electrical Power Cables
- 26 09 33 - Central Dimming Controls
- 26 09 36 - Modular Dimming Controls
- 26 09 43 - Network Lighting Controls
- 26 10 00 - MEDIUM-VOLTAGE ELECTRICAL DISTRIBUTION
- 26 20 00 - LOW-VOLTAGE ELECTRICAL TRANSMISSION
- 26 24 00 - Switchboards and Panelboards
- 26 50 00 - LIGHTING
- 26 55 00 - Special Purpose Lighting
- 26 55 23 - Outline Lighting
- 26 55 29 - Underwater Lighting
- 26 55 53 - Security Lighting
- 26 55 59 - Display Lighting
- 26 55 61 - Theatrical Lighting
- 26 55 63 - Detention Lighting
- 26 55 70 - Healthcare Lighting
- 27 51 16 - Public Address and Mass Notification Systems
- 33 71 00 - Electrical Utility Transmission and Distribution
- 40 91 00 - Primary Process Measurement Devices
- 40 93 13 - Analog Controllers
- 40 93 23 - Chart Recorders
- 40 94 00 - Digital Process Controllers
- 40 97 00 - Process Control Auxiliary Devices
- 40 97 10 - Process Control Annunciators
- 41 10 00 - BULK MATERIAL PROCESSING EQUIPMENT
- 41 20 00 - PIECE MATERIAL HANDLING EQUIPMENT