In the United Kingdom, parking regulations are strict and enforced by local councils or private contractors. You must never park on "Double Yellow Lines," which signify a 24-hour prohibition on waiting or parking. You are also forbidden from parking on "Zig-Zag" lines found near pedestrian crossings or school entrances, as these are critical safety zones. Parking is prohibited on clearways, in bus lanes during their hours of operation, and in front of dropped kerbs used for driveway access or wheelchair crossings. Additionally, "Yellow Zig-Zags" outside hospitals or fire stations must be kept clear at all times. Red Lines, common in London (Red Routes), indicate even stricter no-stopping zones. It is also illegal to park in a way that obstructs the view of a junction or on a pavement (sidewalk) in London, and it is generally discouraged elsewhere. Always check for "Controlled Parking Zone" (CPZ) signs, which list specific hours where only residents with permits or those who have paid at a meter are allowed to park.