Document ID: chunk:federal_register_of_legislation:F2021C01057:reg:7
Version: federal_register_of_legislation:F2021C01057
Segment Type: reg
Provision Reference: reg 7
Character Range: 123821–132871

7                     EFj (for equation 27)                                                                  Emission factor for gas type j released from the conversion of the methane component of coal mine waste gas that is captured for conversion                                                                                                                                                                                            kg CO2‑e/GJ                                                               Worked out:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              (a) where j is methane—using one of the following options:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              (i) using the emission factor for methane released from the combustion of the methane component of coal mine waste gas that is captured for combustion in item 19 of Schedule 1 to the NGER (Measurement) Determination;
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              (ii) using the emission factor that applies in estimating emissions of methane in section 2.27 of the NGER (Measurement) Determination; and
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              (b) where j is nitrous oxide—using the emission factor for nitrous oxide released from the combustion of the methane component of coal mine waste gas that is captured for combustion in item 19 of Schedule 1 to the NGER (Measurement) Determination; and
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              (c) where j is carbon dioxide—using one of the following options:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              (i) using the emission factor for carbon dioxide released from the combustion of the methane component of coal mine waste gas that is captured for combustion in item 19 of Schedule 1 to the NGER (Measurement) Determination;
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              (ii) in accordance with section 2.22 of the NGER (Measurement) Determination;
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              (iii) in accordance with section 2.26 of the NGER (Measurement) Determination.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              However, the option used to work out EFj, where j is methane, must be used for all relevant electricity production devices and if the option in subparagraph (a)(ii) is used in a reporting period, then only that option may be used in any subsequent reporting period.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              However, the option used to work out EFj, where j is carbon dioxide, must be used for all relevant electricity production devices and:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              (d) if the option in subparagraph (c)(ii) is used in a reporting period, then only an option in subparagraph (c)(ii) or (iii) may be used in the next reporting period; and
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              (e) if the option in subparagraph (c)(iii) is used in a reporting period, then only that option may be used in any subsequent reporting period.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Frequency—in accordance with the NGER (Measurement) Determination