The Animal By-Products Regulations (No 1069/2009) (SI 142/2011) allows for the treatment of some animal by-products in composting and biogas plants (anaerobic digesters). The following article describes procedures required to allow solid outputs (compost, digestate) from composting plants and anaerobic digesters onto land in the United Kingdom.
Must all be destroyed, not for use in composting or biogas plants
Can be used in composting and biogas plants after rendering (133C, 3 bar pressure) Manure and gut contents only can be used after pretreatment
Can be used in composting and biogas plants without pretreatment
Closed reactor
Housed windrow
http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2009:300:0001:0033:EN:PDF
http://eur-lex.europa.eu/legal-content/EN/TXT/?qid=1408379493755&uri=CELEX:32011R0749