AS/NZS ISO/IEC/IEEE 29119.4:2022 identically adopts ISO/IEC/IEE 29119-4:2021, which defines test design techniques that can be used during the test design and implementation process that is defined in AS/NZS ISO/IEC/IEEE 29119.2:2022. Each technique follows the test design and implementation process that is defined in AS/NZS ISO/IEC/IEEE 29119.2:2022.