sec.122When chief executive may approve estimation technique

### sec.122 When chief executive may approve estimation technique The chief executive may approve an estimation technique for use by the occupier of a reporting facility (an estimation technique approval ) if— there is no estimation technique for estimating emission data and mandatory transfer data stated in the relevant industry reporting materials for the reporting facility; or both of the following apply— the relevant industry reporting materials for the reporting facility state an estimation technique (the existing technique ) for estimating the data; the chief executive reasonably considers another technique is likely to provide more representative emission data and mandatory transfer data than the existing technique. - (a) there is no estimation technique for estimating emission data and mandatory transfer data stated in the relevant industry reporting materials for the reporting facility; or - (b) both of the following apply— (i) the relevant industry reporting materials for the reporting facility state an estimation technique (the existing technique ) for estimating the data; (ii) the chief executive reasonably considers another technique is likely to provide more representative emission data and mandatory transfer data than the existing technique. - (i) the relevant industry reporting materials for the reporting facility state an estimation technique (the existing technique ) for estimating the data; - (ii) the chief executive reasonably considers another technique is likely to provide more representative emission data and mandatory transfer data than the existing technique. - (i) the relevant industry reporting materials for the reporting facility state an estimation technique (the existing technique ) for estimating the data; - (ii) the chief executive reasonably considers another technique is likely to provide more representative emission data and mandatory transfer data than the existing technique.