# The Environmental Authorisations (Scotland) Regulations 2018, Paragraph 22: Emission limit values for dust for combustion plants using solid or liquid fuels (except gas turbines and gas engines)


Emission limit values (mg/Nm3) for dust for combustion plants using solid or liquid fuels with the exception of gas turbines and gas engines are as set out in Table 5—
Table 5
Total rated thermal input (MW)
Coal and lignite and other solid fuels
Biomass and peat
Liquid fuels
(1)The emission limit value is 50 mg/Nm3 for the firing of distillation and conversion residues from the refining of crude oil for own consumption in combustion plants which were granted a permit before 27 November 2002 or where a complete application for a permit was submitted before that date, provided that the plant was put into operation no later than 27 November 2003.
50-100
30
30
30
100-300
25
20
25
>300
20
20
20

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Source: https://www.legislation.gov.uk/ssi/2018/219/schedule/21/paragraph/22 (the official version)
Page: https://openlegislation.uk/environmental-authorisations-scotland-regulations-2018/schedule-21/paragraph-22
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.