# Commission Regulation (EU) No 142/2011 of 25 February 2011 implementing Regulation (EC) No 1069/2009 of the European Parliament and of the Council laying down health rules as regards animal by-products and derived products not intended for human consumption and implementing Council Directive 97/78/EC as regards certain samples and items exempt from veterinary checks at the border under that Directive (Text with EEA relevance), Division 2: Methodology:

Extent: E+W+S+N.I.

Combustion of animal fat as a fuel in a stationary internal combustion engine shall be carried out as follows:
(a) the fat fractions referred to in points 1(a) and (b) must be combusted:
(i) under the conditions laid down in Section 2(1) of Chapter IV; or
(ii) using process parameters achieving an equivalent outcome as the conditions under (i) and which are authorised by the competent authority;
(b) the combustion of material of animal origin other than animal fat must not be permitted;
(c) the animal fat derived from Category 1 or Category 2 combusted in premises approved or registered in accordance with Regulations (EC) No 852/2004, (EC) No 853/2004, (EC) No 183/2005, or in public places must have been processed with processing method 1 as set out in Chapter III of Annex IV;
(d) the combustion of animal fat must be carried out in accordance with assimilated law for the protection of the environment, in particular, with reference to the standards and requirements of that legislation and the requirements regarding best available techniques for the control and monitoring of emissions.

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Source: https://www.legislation.gov.uk/eur/2011/142/annex/III/chapter/V/division/A/division/2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2011-142/annex-III/chapter-V/division-A/division-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.