Prohibition

Prohibition signs are typically red with a circle and diagonal line running through it. These are the 'forbidden signs' telling you not to do something.

Prohibition signs include 'No smoking', 'No admittance', 'No Access', 'Do not' signs and more. 

View all access actions admittance against the law agriculture area areas arrow authorised Authorised personnel ball games banksman blank blue health and safety signs blue safety sign blue sign boots building car park signs Cars catering children cigarette clean cleaning cleaning safety signs climb climbing close closed clothing combustible company computer computer equipment concealed construction contractors coshh crossing customer customers damage danger danger hazard signs deliveries delivery designated detectors direction disabled disciplinary dismissal dispose diversion do not Do not enter do not oil do not remove do not start do not switch off do not switch on do not turn off do not use dog dogs double sided drink drinking drinking water drivers driving e-cig e-cigarettes enter entrance entry equipment escape route escape route arrows event extinguish female fire fire safety fires flammable food safety signs footpath forbidden fork fork lift fork-lift forklift general general prohibition sign gents guards guide dog guide dogs hazard hazard safety signs hazard sign hazard warning signs hazardous heaters helmets hi vis hi-viz hygenic hygiene keep area clear keep clear keep out kitchen warning signs ladies law left lift lift warning signs lock out locked out lockout loose clothing lorries machine machinery male mandatory materials maximum workload men men at work mobile mobile phone mobile phones motion move moving moving machinery moving vehicles mud multi-purpose multipurpose naked lights no access no admittance no drinking no eating no entry no exit no exit sign red no naked lights no parking no parking signs no pedestrians no smoking no smoking building no smoking notice no smoking sign no smoking sign for cars no thoroughfare not drinking water obstacles obstruct off offence one way open operate operating this machine pagers parents parking parking lot signs parking signs parking warning signs pedestrian pedestrians personnel persons phone plant plastic safety signs plastic signs point policy position premises prohibited prohibition protect safety signs protective clothing public radio radios red danger sign red safety signs red sign red square reduce refrain reversing right road safe safe condition safety hazard signs scaffold scaffold incomplete scaffolding scaffolding incomplete service shelf shelves shelving shop sign signs for heavy plant crossing site site access site entrance site office site safety site security site traffic slow children smoke smoke detector smoking smoking warning signs speed staff store straight strictly strictly prohibited switch switch on symbol taxi thank you thoroughfare tidy tie-on-tags toilet toilet sign toilets touch traffic transistor radios trucks turning unauthorised unauthorised person unauthorised persons unauthorised vehicles use vans vehicle vehicle speed limit vehicles vest Vests visitors viz W.C walkway warehouse warning water WC wheelchair wheelchair accessible sign window window signage window signs window sticker windows windows sign yellow caution sign yellow danger sign yellow health and safety signs yellow safety signs