| 995412 | Construction services of other residential buildings such as old age homes, homeless shelters, hostels etc | Construction Service | Construction services of buildings | 18 |
| 995413 | Construction services of industrial buildings such as buildings used for production activities (used for assembly line activities), workshops, storage buildings and other similar industrial buildings | Construction Service | Construction services of buildings | 18 |
| 995414 | Construction services of commercial buildings such as office buildings, exhibition & marriage halls, malls, hotels, restaurants, airports, rail or road terminals, parking garages, petrol and service stations, theatres and other similar buildings. | Construction Service | Construction services of buildings | 18 |
| 995415 | Construction services of other non-residential buildings such as educational institutions, hospitals, clinics including vertinary clinics, religious establishments, courts, prisons, museums and other similar buildings | Construction Service | Construction services of buildings | 18 |
| 995416 | Construction Services of other buildings n.e.c | Construction Service | Construction services of buildings | 18 |
| 995419 | Services involving Repair, alterations, additions, replacements, renovation, maintenance or remodelling of the buildings covered above. | Construction Service | Construction services of buildings | 18 |
| 995421 | General construction services of highways, streets, roads, railways and airfield runways, bridges and tunnels | Construction Service | General construction services of civil engineering works | 18 |
| 995422 | General construction services of harbours, waterways, dams, water mains and lines, irrigation and other waterworks | Construction Service | General construction services of civil engineering works | 18 |
| 995423 | General construction services of long-distance underground/overland/submarine pipelines, communication and electric power lines (cables); pumping stations and related works; transformer stations and related works. | Construction Service | General construction services of civil engineering works | 18 |
| 995424 | General construction services of local water & sewage pipelines, electricity and communication cables & related works | Construction Service | General construction services of civil engineering works | 18 |
| 995425 | General construction services of mines and industrial plants | Construction Service | General construction services of civil engineering works | 18 |
| 995426 | General Construction services of Power Plants and its related infrastructure | Construction Service | General construction services of civil engineering works | 18 |
| 995427 | General construction services of outdoor sport and recreation facilities | Construction Service | General construction services of civil engineering works | 18 |
| 995428 | General construction services of other civil engineering works n.e.c. | Construction Service | General construction services of civil engineering works | 18 |
| 995429 | Services involving Repair, alterations, additions, replacements, renovation, maintenance or remodelling of the constructions covered above. | Construction Service | General construction services of civil engineering works | 18 |
| 995431 | Demolition services | Construction Service | Site preparation services | 18 |
| 995433 | Excavating and earthmoving services | Construction Service | Site preparation services | 18 |
| 995434 | Water well drilling services and septic system installation services | Construction Service | Site preparation services | 18 |
| 995435 | Other site preparation services n.e.c | Construction Service | Site preparation services | 18 |
| 995439 | Services involving Repair, alterations, additions, replacements, maintenance of the constructions covered above. | Construction Service | Site preparation services | 18 |
| 995432 | Site formation and clearance services including preparation services to make sites ready for subsequent construction work, test drilling & boring & core extraction, digging of trenches. | Construction Service | Site preparation services | 18 |
| 995441 | Installation, assembly and erection services of prefabricated buildings | Construction Service | Assembly and erection of prefabricated constructions | 18 |
| 995442 | Installation, assembly and erection services of other prefabricated structures and constructions | Construction Service | Assembly and erection of prefabricated constructions | 18 |
| 995443 | Installation services of all types of street furniture (e.g., bus shelters, benches, telephone booths, public toilets, etc.) | Construction Service | Assembly and erection of prefabricated constructions | 18 |
| 995444 | Other assembly and erection services n.e.c. | Construction Service | Assembly and erection of prefabricated constructions | 18 |
| 995449 | Services involving Repair, alterations, additions, replacements, maintenance of the constructions covered above. | Construction Service | Assembly and erection of prefabricated constructions | 18 |
| 995451 | Pile driving and foundation services | Construction Service | Special trade construction services | 18 |
| 995452 | Building framing & Roof Framing services | Construction Service | Special trade construction services | 18 |
| 995453 | Roofing and waterproofing services | Construction Service | Special trade construction services | 18 |
| 995454 | Concrete services | Construction Service | Special trade construction services | 18 |
| 995455 | Structural steel erection services | Construction Service | Special trade construction services | 18 |
| 995456 | Masonry services | Construction Service | Special trade construction services | 18 |
| 995457 | Scaffolding services | Construction Service | Special trade construction services | 18 |
| 995458 | Other special trade construction services n.e.c. | Construction Service | Special trade construction services | 18 |
| 995459 | Services involving Repair, alterations, additions, replacements, maintenance of the constructions covered above. | Construction Service | Special trade construction services | 18 |
| 995461 | Electrical installation services including Electrical wiring & fitting services, fire alarm installation services, burglar alarm system installation services. | Construction Service | Installation services | 18 |
| 995462 | Water plumbing and drain laying services | Construction Service | Installation services | 18 |
| 995463 | Heating, ventilation and air conditioning equipment installation services | Construction Service | Installation services | 18 |
| 995464 | Gas fitting installation services | Construction Service | Installation services | 18 |
| 995465 | Insulation services | Construction Service | Installation services | 18 |
| 995466 | Lift and escalator installation services | Construction Service | Installation services | 18 |
| 995468 | Other installation services n.e.c. | Construction Service | Installation services | 18 |
| 995469 | Services involving Repair, alterations, additions, replacements, maintenance of the installations covered above. | Construction Service | Installation services | 18 |
| 995471 | Glazing services | Construction Service | Building completion and finishing services | 18 |
| 995472 | Plastering services | Construction Service | Building completion and finishing services | 18 |
| 995473 | Painting services | Construction Service | Building completion and finishing services | 18 |
| 995474 | Floor and wall tiling services | Construction Service | Building completion and finishing services | 18 |
| 995475 | Other floor laying, wall covering and wall papering services | Construction Service | Building completion and finishing services | 18 |
| 995476 | Joinery and carpentry services | Construction Service | Building completion and finishing services | 18 |
| 995477 | Fencing and railing services | Construction Service | Building completion and finishing services | 18 |