Smith v Accident Compensation Corporation (Impairment Assessment) [2023] NZACC 47 [pdf, 242 KB]
...a deduction for pre-existing impairment into the Handbook? [15] ACC responded as follows: ACC’s use of the Handbook did not introduce a deduction for pre-existing conditions into an impairment assessment. Consequently, we are refusing your request for material help, with introduces a deduction for a pre-existing impairment into the Handbook, as this information does not exist. … For further reference, please see the below section of the Accident Rehabilitation and Co...