Work carried out in connection with the construction, alteration, conversion, fitting-out, commissioning, renovation, repair, maintenance, refurbishment, demolition, decommissioning or dismantling of a structure.

Testing, maintenance or repair work that does not affect the existing design of the building or structure. This work requires minimal control measures to manage risks, work that can be undertaken by workers with minimal supervision and work that can be completed using hand tools and/or only requires light-duty material e.g. material that can be used without mechanical aids and does not need a designated storage area.