Officers possess a warrant card with a crest/badge (akin to police officers), which they may sometimes display in their uniform or plain clothes, if for instance, conducting a raid.https://ichef.bbci.co.uk/news/1024/media/images/76601000/jpg/_76601541_tv023335863.jpg https://www.freemovement.org.uk/wp-content/uploads/2016/08/11436772514_e1e450e6c3_b.jpg
