A principal contractor is responsible for the construction work at all times until the work is completed. Under the OHS Regulation 2001 the principal contractor must:

• ensure OHS induction training is undertaken (clause 213)
• prepare, maintain, update and make available OHS management plans (clause 226)
• ensure that each subcontractor provides written safe work method statements before commencing work (clause 227)
• direct and monitor compliance with the safe work method statements and legislation and take action to comply (clause 227)
• keep a register of, and other records in relation to, all hazardous and other substances on site (clause 228).

See clauses 212, 213, 216, 217, 218, 219, 220 and 223 for more information.