is the Service operating costs for 2018 as Provider’s actual specified in section 3.6(g) is the Service forecast operating costs for 2017 as Provider’s specified in section 3.6(h) is the Service actual operating costs for 2017 as Provider’s specified in section 3.6(g) is the Service forecast operating costs for 2016 as Provider’s specified in section 3.6(h) is the Service actual operating costs for 2016 as Provider’s specified in section 3.6(g). The efficiency gains or losses () for each of 2019, 2020, 2021 and 2022 are calculated in accordance with the following formula: where: is the Service forecast operating costs for year (t) as Provider’s specified in section 3.6(h) is the Service actual operating costs for year (t) as Provider’s specified in section 3.6(g) is the Service forecast operating costs for the year prior to Provider’s year (t) as specified in section 3.6(h) is the Service actual operating costs for the year prior to Provider’s year (t) as specified in section 3.6(g) Actual operating expenditure in 2022 is to be estimated using: where is the estimate of opex for the final year of the access arrangement. - is the forecast opex for the final year of the access arrangement period. is the forecast opex for the base year used to forecast opex in the access arrangement period following this access arrangement as specified in section 3.6(h) is the actual opex for the base year used to forecast opex in the access arrangement period following this access arrangement as specified in section 3.6(g) is the adjustment made to base year opex used to forecast opex for the access arrangement period expected to commence 1 January 2023 to account for opex associated with one-off factors.
is the Service Provider’s actual operating costs for 2018 as specified in section 3.6(g) is the Service Provider’s forecast operating costs for 2017 as specified in section 3.6(h) is the Service Provider’s actual operating costs for 2017 as specified in section 3.6(g) is the Service Provider’s forecast operating costs for 2016 as specified in section 3.6(h) is the Service Provider’s actual operating costs for 2016 as specified in section 3.6(g). The efficiency gains or losses () for each of 2019, 2020, 2021 and 2022 are calculated in accordance with the following formula: where: is the Service Provider’s forecast operating costs for year (t) as specified in section 3.6(h) is the Service Provider’s actual operating costs for year (t) as specified in section 3.6(g) is the Service Provider’s forecast operating costs for the year prior to year (t) as specified in section 3.6(h) is the Service Provider’s actual operating costs for the year prior to year (t) as specified in section 3.6(g) Actual operating expenditure in 2022 is to be estimated using: where is the estimate of opex for the final year of the access arrangement. - is the forecast opex for the final year of the access arrangement period. is the forecast opex for the base year used to forecast opex in the access arrangement period following this access arrangement as specified in section 3.6(h) is the actual opex for the base year used to forecast opex in the access arrangement period following this access arrangement as specified in section 3.6(g) is the adjustment made to base year opex used to forecast opex for the access arrangement period expected to commence 1 January 2023 to account for opex associated with one-off factors.
AER%20-%20Draft%20decision%20-%20APA%20VTS%20gas%20access%20arrangement%20-%20Attachment%209%20-%20Opex%20incentive%20mechanism_0.DOCX