Work Health and Safety Act 2020

[This is a list of terms defined and the provisions where they are defined. The list is not part of the law.]

Defined term Provision(s)

A 272A(3)

adverse publicity order 236(1)

another work group 69(3)

appointed member Sch. 1 cl. 9

approved code of practice 4

assault 190(1)

assistant 166(1), 167D(1)

authorisation function 45A(1)

authorisation provision 45A(1)

authorised 4, 40

automated decision 45C(1)

Category 1 offence 4

Category 2 offence 4

Category 3 offence 4

cease work under this Division 83

Chief Commissioner Sch. 1 cl. 26

chief executive 4

Chief Inspector of Mines 4

Chief Inspector Petroleum Safety 4

commencement day 373

Commission Sch. 1 cl. 9 and 22

Commissioner 406(1)

commissioner Sch. 1 cl. 26

Committee Sch. 1 cl. 22

compliance period 194(4)

compliance powers 4

condition 4

conduct 30, 229C, 244(1), 244H(1)

construct 4

continue to apply 373

continuing authorisation 376(6)

corresponding regulator 4

corresponding WHS law 4

court-ordered WHS undertaking 239(1)

covert operation 4

Crown agency 4

dangerous incident 4, 37

dangerous operation 4

demolition 4

design 4

designer 22(1)

device 167C(1)

disclose 4

discriminatory conduct 4, 105(1) and (2)

document 4

DPP 229C

due diligence 27(5)

eligible person 4, 112(6), 223(1) and (3)

employee Sch. 1 cl. 31(1)

employer Sch. 1 cl. 31(1)

employer organisation 4

external review 229(1)

handling 4

health 4

health and safety duty 4, 30

health and safety representative 4

import 4

importer 24(1)

indemnify 272A(1)

industrial manslaughter 4

inspector 4

insurance policy 272A(1)

internal review 224(1)

internal reviewer 4

IR entry authority 4

levy period 425(1)

levy regulations 423(1)

listed OSH law 412(1), 413(1), 414(1)

local government member 4

lock-up 103(1)

manufacturer 23(1)

medical practitioner 36(2)

mining and petroleum industry Sch. 1 cl. 22

MSIA 373

non-petroleum repealed enactment 390(1)

notice 202, 244G(1)

notifiable incident 4, 35

offender 234

officer 4, 4A(1)

original warrant 167A(3)

OSHA 373

OSH Tribunal 416(1)

parties 80(1)

PCBU 30A(3)

person conducting a business or undertaking 4

person entitled 179(9), 180(4), 223(5)

person with management or control of a workplace 20(1)

person with management or control of fixtures, fittings or plant at a workplace 21(1)

petroleum repealed enactment 390(1)

PGERA 373

place 8(2)

place of seizure 177(1)

plant 4

PPA 373

prescribed time 224(3)

prison 103(1)

prisoner 103(1)

prohibited reason 4, 106

prohibition notice 195(3)

prosecution proceedings 244D(1)

provide 4

P

public corporation 4

quarter 423(1)

reasonably practicable 4, 18

regulator 4

related thing 45B(1)

relevant matter Sch. 1 cl. 30(1)

relevant person conducting a business or undertaking 164(4)

relevant procedure 405(1)

relevant use 26A(1)

relevant work group 69(1)

remote communication 166A(1)

remuneration 4

repealed enactment 385(1), 388(1), 393(1), 395(1), 396, 401, 408(1)

representative 4

responsible agency 244C(1)

reviewable decision 4

reviewable decisions 223(1)

safety and health magistrate 417(1)

safety and health offence 417(1)

serious harm 30, 31(3)

serious injury or illness 4, 36(1)

services 26A(1)

specified 376(1)

started 391

State coal mining engineer 407(1)

State mining engineer 407(1)

strata company 5(10)

structure 4

substance 4

successor in law 244E(1)

supplier 25(1), 393(1)

supply 4, 6(1), 393(1)

transitional matter 376(1)

transitional regulations 373

Tribunal 4

union 4

use 26A(1)

volunteer 4

volunteer association 5(10)

WAIRC Sch. 1 cl. 26

WA Police 4

WHS authority 4

WHS department 4

WHS service provider 26A(2)

WHS services 26A(1)

WHS undertaking 4, 216(1)

witness 155A(5)

worker 4, 7(1) and (3)

work group 4

Work Health and Safety Commission 4

workplace 4, 8(1)

© State of Western Australia 2026.

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Attribute work as: © State of Western Australia 2026.

By Authority: ANDREW JONES, Government Printer