The Poultry Meat, Farmed Game Bird Meat and Rabbit Meat (Hygiene and Inspection) Regulations 1994

2.  In the case of birds, the head separated from the carcase with the exception of the tongue, comb, wattles and caruncles and the following viscera shall be excluded from use for human consumption: trachea, lungs and crop separated from the carcase in accordance with paragraph 5 of Schedule 8, oesophagus, intestine and gall bladder.