inspection applies to: all stop lamps fitted. Stop
lamps are not a legal requirement if the vehicle is not fitted
with any front or rear position lamps etc. (see 1.1).
Additional stop lamps Any
additional stop lamps fitted must be tested.
Vehicles first used on or after 1 January 1971 Must
be fitted with at least two obligatory stop lamps.
first used before 1 January 1971 Must
be fitted with one stop lamp either on or to the offside of
the vehicle centre line. If
such a vehicle has two lamps fitted, it should be treated
as a vehicle first used on or after 1 January 1971.
Vehicles first used before 1 January 1936 Are
not required to be fitted with a stop lamp
Check that the correct number of stop lamps are fitted
an obligatory stop lamp missing or any stop lamp insecure.
Check that each stop lamp
A stop lamp
operates when the service brake is applied
does not operate when the brake is applied
is complete, in good working order and in clean condition
is incomplete, not in good working order or in clean condition,
ie so damaged or deteriorated that its function is impaired
Note: An effective proprietary repair (eg lens repair tape
etc) must be assessed on its merits considering security,
light output and durability
emits a steady red light
other than a steady red light when the service brake is applied,
or remains on when the brake pedal is released
is securely fitted and facing the rear
insecure or does not face the rear
is not obscured, and is not obviously incorrectly positioned
At least 50% of the lamp must be visible from the rear
The precise position of stop lamps is not part of the inspection,
but where two lamps are fitted, check visually that each lamp
is located at about the
same height, and the
same distance inboard from the side of the vehicle
obscured or obviously incorrectly positioned
is not adversely affected by the operation of any other lamp.
adversely affected by the operation of another lamp, eg dual-function
lamps on foreign vehicles
On vehicles first used before 1 September 1965, it is acceptable
for a direction indicator lamp to be incorporated with a stop