ignore anything a PCSo says to you, they are just traffic wardens who havent made the grade
personally, I wouldnt stop for a pcso,
they have zero authorityNot true.
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The powers that all PCSOs have at present are:[16]
Issue fixed penalty notices for littering, breach of dog control orders and cycling on a footpath
Require name and address where they have reason to believe a person has committed a road traffic offence, a 'relevant offence', a licencing offence, an act of anti-social behaviour or is in possession of a controlled drug
Confiscate alcohol from persons in designated places and from under 18s, or anyone considered involved in supplying under 18s with alcohol
Seize and dispose of tobacco from under 16s
Seize (controlled) drugs under the Misuse of Drugs Act 1971
Enter and search premises to save life or prevent serious damage to property
Seize vehicles used to cause alarm, distress or annoyance (s.59 Police Reform Act 2002)
Remove abandoned vehicles
Stop bicycles
Control traffic
Carry out road checks
Place traffic signs
Enforce cordoned areas under the Terrorism Act 2000
Photograph people away from a police station
Stop and search in an authorised area under the Terrorism Act 2000 if authorised and supervised by a police officer
Additional powers which may be assigned to PCSOs by the chief constable (or commissioner in London), but which vary from force to force, are:[16]
Detain a person suspected to have committed an offence or an act of anti-social behaviour.
Detain a person who does not provide their name and address when required[17]
Detain a person who fails to provide details or complies with orders of a PCSO.
Use reasonable force in relation to a detained person or to prevent a detained person making off. This may involve the use of handcuffs if the PCSO has been issued with and authorised to use them.
Issue fixed penalty notices for disorder, truancy, excluded pupils found in public places, dog fouling, graffiti and flyposting
Enforce bylaws
Deal with begging
Enforce certain licensing offences
Search detained people for dangerous items
Disperse groups and remove under 16s to their place of residence
Remove children contravening bans imposed by a curfew notice to their place of residence.
Remove truants to designated premises
Search for alcohol and tobacco
Enforce park trading offences
Enter licensed premises (limited)
Stop vehicles for testing
Direct traffic for the purposes of escorting abnormal loads
So yes, they can take your car from you if they believe it to be illegal (or say that yellow lights cause annoyance, I don't care for them at least), it'll be up to you to prove otherwise (a valid MOT would suffice I think).