AS 20474.2:2025 adopts and modifies ISO 20474 2:2017, which give the safety requirements specific to wheeled dozers and crawler dozers as defined in AS ISO 6165:2023 as well as for the rear-mounted winches on dozers. It is intended to be used in conjunction with AS 20474.1:2025, which specifies general safety requirements common to two or more earth-moving machine families.