Bus lanes, box junctions, banned turns, school streets and camera enforcement.
23 questions, checked against the legislation, the leading court and tribunal decisions and the tribunals' own published figures. Check your own case free.
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The points that actually succeed are concrete. Signage: the lane must be signed and marked to the statutory standard, with adequate advance warning of the restriction and its hours - camera footage does not cure non-compliant signage. Hours: many bus lanes operate part-time; check the times on the sign against the timestamp on the footage, because enforcement outside the operative hours is simply not a contravention. Exemptions: the traffic order lists permitted classes - check whether yours is one.
Momentary and partial incursions are worth examining against what the order actually prohibits: crossing the line to pass a stationary obstruction, or turning across the lane where the order permits it, may not be a contravention at all. And enforcement by camera requires an approved device - a supporting point on which the authority can be put to proof. What fails: brief duration, empty lanes, and sat nav directions.
Yes, structurally. London bus lane penalties are issued under the London Local Authorities Act 1996, not the parking scheme. There is no Notice to Owner: if the postal PCN goes unpaid after 28 days, an Enforcement Notice follows, and your formal representations go to the authority within 28 days of that notice’s service. A rejection carries the usual 28-day right of appeal to the Environment and Traffic Adjudicators.
The trap: the 56-day deemed-acceptance rule does not exist in this scheme - it belongs to the parking regulations. The adjudicators’ stated expectation is only that an authority should normally respond to representations within about 3 months. Quoting the 56-day rule at a London bus lane case, or citing the English parking SIs, signals a framework error and weakens everything else in the letter.
No - and in Scotland this has been decided at appellate level: the Upper Tribunal held that a bus lane may lawfully consist of the entire width of the carriageway, so a bus gate is a bus lane (Aberdeen City Council v Wilson, 2026). The argument that a full-width restriction cannot be a lane is dead everywhere the same logic applies.
What remains fully alive for bus gates is signage adequacy: a camera-enforced restriction across an otherwise ordinary-looking street stands or falls on whether approaching drivers got compliant signs and adequate advance warning, especially on diversion routes or where the gate was recently introduced. Fight the signage and the hours, not the terminology.
The word "taxi" on a bus lane sign or in a traffic order means a licensed hackney carriage - the vehicle that can ply for hire and use ranks. Private hire vehicles, including Uber and minicabs, are not taxis in this sense and do not qualify: a PHV driver relying on the taxi exemption loses, and refused decisions say so plainly.
PHV drivers receive these PCNs constantly because passengers, apps and habit all suggest the lane is available. The order for the specific lane governs - some orders do expressly permit PHVs, so it is worth checking the order’s actual exemption list - but never assume, and never argue the general unfairness of the distinction: the classes are set by the order, and the tribunal applies it as written.
The prohibition, in the traffic signs regulations, is precise: you must not cause your vehicle to enter the box so that it has to stop within the box due to the presence of stationary vehicles. Everything turns on the moment of entry - was the exit for the lane you were heading into clear when you entered? If it was, and it became blocked only through an unforeseeable supervening event (a vehicle cutting in from another arm, a car ahead stalling or unexpectedly reversing), you did not cause the stop by entering, and the authority’s own footage can be put to that test frame by frame.
Stopping caused by something other than stationary vehicles - traffic lights, a pedestrian, a cyclist - is outside the prohibition’s words entirely. And the exemption for right turns is part of the rule itself: see the next question.
Yes - the regulation itself exempts a driver who enters the box to turn right and stops there while prevented from completing the turn by oncoming traffic, or by another stationary vehicle that is itself waiting to complete a right turn. That second limb is regularly overlooked: queuing in the box behind another right-turner who is waiting for a gap is within the exemption.
What the exemption does not cover is entering a box for a straight-ahead or left movement and getting stranded - and one superficially appealing argument is formally dead: that a different exit lane was clear. The London panel decision in G v Newham (2013) expressly overruled the earlier case allowing that, so the law judges the exit you actually headed for, not one you might have chosen. Duration is irrelevant too: a few seconds stationary in the box is still a contravention if the entry test is failed.
London boroughs have enforced moving traffic contraventions - box junctions, banned turns, no-entry - by camera for many years under London-specific legislation. Councils in the rest of England were given equivalent powers under Part 6 of the Traffic Management Act 2004, with enforcement under the 2022 procedure regulations, and have been taking them up since 2022. Appeals go to the Traffic Penalty Tribunal; in London, to London Tribunals.
Newly enforced locations are where appeals concentrate, for a predictable reason: signage and camera setups that have never been tested against the statutory requirements. The published figures reflect the difficulty of these cases for motorists - in 2024-25 the Traffic Penalty Tribunal allowed 37.3% of decided moving-traffic appeals, the lowest of its major categories - which makes case selection matter: the winnable cases are signage, exemption and evidence cases, not I-was-barely-in-it cases.
When you put it in issue, yes. Camera enforcement requires a device of a type certified by the Secretary of State, and where an appellant raises approval, the authority must produce evidence that the device actually used is of an approved type - tribunals have allowed appeals where the certificate produced did not cover the camera in question. The certification framework also requires site commissioning: on-site testing records signed off by a competent person, with enforcement locations recorded in the system’s schedule.
Use it with precision. It is a supporting, put-to-proof ground - it succeeds where the authority’s evidence chain fails, not as a primary attack where the footage plainly shows the contravention. And one myth to avoid: there is no requirement for the Secretary of State to approve individual camera locations. Ask for the type certificate for the specific device and the site commissioning record; never assert a location-approval requirement that does not exist.
The winnable versions are specific. An exemption listed in the traffic order itself - residents, Blue Badge holders, or permits, depending on the scheme - that covered you. Inadequate advance signage for a camera-enforced zone, judged from your actual approach. Or that you were already queuing in moving traffic with the way ahead genuinely blocked when the restriction began. Each needs evidence: the order’s exemption list, photographs of the approach, or footage timestamps.
What fails: not knowing the scheme existed (once signed, ignorance is no defence), brief incursions (the contravention is entering during restricted hours), and - a point adjudicators apply purposively - arguing the vehicle never touched the zig-zag markings. The prohibition covers the restricted street or the marked stretch as the order defines it, not the paint under your tyres.
The protection for dropped kerbs is strict where it applies: if the dropped kerb exists, it is protected regardless of whether the driveway behind it looks used or the crossing point seems redundant, and not noticing it is no defence. Duration does not matter either.
Two genuine angles exist. If it was your own dropped kerb - your vehicle across your own driveway - say so explicitly at the informal stage: this can be a defence in some schemes, and is a strong discretion case at the informal stage. And boarding/alighting or loading exemptions can apply to a stop across a dropped kerb as elsewhere, with the usual evidence demands. Otherwise, this is a category where the honest advice is often that the case is weak - and knowing that before losing the discount has its own value.
In London, yes, London-wide, without needing any sign or yellow line: the Greater London Council (General Powers) Act 1974 prohibits parking with one or more wheels on the footway, verge or land between carriageways, unless the council has specifically exempted that stretch (and an exempted length must itself be signed or marked). "There was no sign" is therefore not a ground in London at all - the winnable versions are that the vehicle was not actually on the footway (kerb-side photographs decide this), that the location falls within a signed exemption, or that a loading exemption in the order applied.
Outside London, the position is the reverse by default: there is no general footway-parking ban, and a council can only enforce a pavement-parking PCN where a traffic order or Special Enforcement Area restriction specifically covers footway parking at that location and is properly signed - put the authority to proof of both the order and the signage. Obstructive pavement parking that is not covered by such an order is a police matter, not a council PCN, anywhere outside London. Either way, only one wheel needs to be on or over the footway for the contravention to occur, and arguments about pavement width or minimal obstruction fail wherever the restriction genuinely applies.
The tribunals’ own formulation is the practical rule: do not enter the box until a receiving space is visible beyond it for the exit you are taking. The London panel decisions hold that a driver protects themselves by waiting until they can see unoccupied space beyond the junction - and that entering before such a space is clear, and being caught when it fills, is a contravention even though the box was clear at the moment of entry.
Two further points from decided cases sharpen it: stopping in the box however briefly gives rise to a contravention (duration arguments fail), and it is no defence that a different lane’s exit was clear - the law judges the exit you actually took. The defensible cases are supervening events: a receiving space that genuinely existed on entry and was then taken by a vehicle cutting in, a stall, or a reversal ahead - provable frame by frame from the council’s own footage.
Within limits that matter. Tribunals have held that the camera certificate produced by an authority is accepted at face value - an adjudicator will not go behind it to audit the certification process, which is a matter between the authority, the Vehicle Certification Agency and the Secretary of State - and a statement of truth from the authority has been held sufficient to establish that a camera holds the correct certificate.
So the winnable version is not "the certification is wrong" but "the certification is missing or does not match": where the authority produces no certificate, or a certificate that does not cover the specific device or contravention type enforced, appeals have been allowed. Put the authority to proof, then read what it produces against the camera actually used - and drop the point gracefully if the paperwork matches, because pressing it further is a dismissed argument.
Yes - bus lane liability rests on the owner of the vehicle, presumed to be the DVLA registered keeper, not on the driver. A tribunal decision states it exactly: the owner is liable even if not the driver at the time. Councils never need to identify who drove, and "it was my partner/son/colleague" is not a ground.
The statutory exits are the same short list as parking: the vehicle had been sold (DVLA notification pre-dating the event), stolen, or was on hire under a compliant agreement transferring liability - for bus lanes and similar penalties the hire agreement must meet the requirements of the Road Traffic (Owner Liability) Regulations 2000, and tribunals reject transfers on non-compliant paperwork. Otherwise, the keeper pays and any reimbursement from the actual driver is a private matter.
Often not. Where a bus lane’s order exempts taxis, tribunals have read the exemption as attaching to the vehicle’s use as a taxi, not the driver’s licence - a case record notes that use of a bus lane is not permitted when a taxi is being used for personal travel (that case ended by consent, with the authority agreeing to cancel, rather than a contested ruling, but the principle reflects the settled reading of these exemptions). A hackney carriage on a private errand is, for that journey, just a car.
The order’s wording governs, and some orders exempt the vehicle class outright - so a ticketed taxi driver’s first step is the order’s actual exemption text, not assumption in either direction. What is beyond argument: private hire vehicles are not taxis for these exemptions at all, on duty or off, and both tribunals and decided London cases have rejected every variation of that claim.
The same three pillars as every camera-enforced moving traffic case. Signage: the prohibition must be indicated by compliant, visible signs with adequate opportunity to comply - a banned turn signed only at the junction mouth, obscured by a lorry or foliage, or missing from your approach arm is a genuine ground, evidenced from your actual route. Authority: the council must hold the enforcement designation for that location and produce footage from an approved device.
And the order: the traffic order must prohibit the exact movement alleged - orders are amended, junctions are remodelled, and mismatches between the order, the signs and the camera’s certainty happen. Check any exemptions listed too (buses, cycles, access, loading). What fails: sat-nav directions, unfamiliarity, following the car in front, and brief-incursion arguments - the movement is the contravention.
No - speeding is a criminal matter enforced by the police through Fixed Penalty Notices (or a Notice of Intended Prosecution and court proceedings), with penalty points, and none of the civil machinery on this page applies: no informal challenge, no parking tribunal, no 56-day rule. The response routes are the FPN’s own - accept it, attend an offered speed awareness course, or contest in the magistrates’ court.
The confusion runs both ways, so the sorting rule is worth stating: PCNs (civil - councils, TfL, charging authorities) go through representations and the parking/traffic tribunals and carry no points; FPNs and criminal matters (police - speeding, red lights, obstruction, dangerous parking) go through the criminal process and can carry points. The issuing body named on the notice tells you which world you are in.
Which kind of lane, first: a mandatory cycle lane (solid white line) prohibits driving or parking in it during its operative hours and is enforceable by PCN in a civil enforcement area; an advisory lane (broken line) is not enforced the same way. Then the standard trio: the markings and any signs must comply with the statutory standard and be legible; a valid traffic order must cover the lane, its hours and the location; and camera enforcement needs an approved device.
The operative hours are the most commonly decisive check - many cycle lanes run part-time, and a stop outside the signed hours is not a contravention. Loading and boarding exemptions depend on the order’s terms for that lane, so read what the order actually prohibits rather than assuming either way. What fails: brevity, "just dropping off", and the empty-lane argument - the restriction applies whether or not a cyclist was inconvenienced.
Taxi-only restricted roads (code 74 in London) are camera-enforced moving traffic contraventions, and the checklist is the standard one: entry signage that complies and was visible on your actual approach, a traffic order genuinely designating the road and its hours, and approved-device camera evidence. Part-time taxi-only hours are common - check the sign's stated hours against the footage timestamp before anything else.
The class point runs exactly as for bus lanes: "taxi" means licensed hackney carriage, private hire vehicles do not qualify, and even a hackney carriage may be outside an exemption worded around its use as a taxi when driven for personal purposes. If you were following a sat nav through unfamiliar streets, remember the settled rule - navigation is no defence, though genuinely inadequate advance signage on the approach is, and the two arguments must not be confused in the letter.
The honest starting point: with clear signage and clear footage, few. These contraventions (codes 81 and 86 in London; the generic moving traffic codes outside) are camera-enforced and factually stark. The genuine grounds are structural: no-entry and one-way signage must comply and be visible at the junction you actually entered from (photograph the approach - temporary works, banned-turn changes and obscured signs are the recurring real cases), the traffic order must cover the street and direction as enforced, and the camera must be an approved device.
Recently changed layouts are where these appeals are won: a street reversed or newly restricted, signage still catching up, and a council enforcing from day one. Date-stamped photographs of the approach as it stood, against the order's date, make that case. What loses: brief incursions, following another vehicle, sat nav instructions, and reversing back out on realising - the contravention is entering, and the footage shows it.
A U-turn contravention (code 84 in London) needs three things proved: a prohibition actually covering that movement at that junction (the order), signage indicating it in compliance with the statutory standard and visible from your position, and approved-device footage showing the manoeuvre. U-turn bans are junction-specific rather than general, which makes the order and sign checks genuinely worth doing - not every junction people assume is restricted actually is.
Where the ban is real and signed, the defences thin out fast: the movement is the contravention, so duration, safety of the particular turn, and absence of other traffic are all irrelevant. The winnable residue: the sign was absent or obscured from the lane you turned from; the order does not cover the movement as alleged; or the footage shows something other than a U-turn (a lawful turn into and out of a side road reads differently on the order's wording). Ask for the footage before deciding - it is the whole case.
Pedestrian and restricted zones (codes 87 and 77 in London) run on their entry signs: the zone signs state the prohibited hours and any exempted classes, and the contravention is entering during them. The recurring genuine grounds are the entry-point ones - a zone sign missing, obscured or ambiguous at the specific entrance used, hours on the sign not covering the time of entry, and access exemptions in the order (loading windows, permit holders, access to premises) that actually applied to your journey.
Delivery access windows deserve particular care: many zones permit loading access during stated morning hours, and a delivery inside the window is not a contravention at all - check the sign's exact wording against your timestamp. School streets are enforced through the same machinery, with the same analysis. What fails is familiar: not knowing the zone existed, following navigation, brief incursions, and turning around immediately - entry completes the contravention.
London operates night and weekend restrictions on heavy commercial vehicles using local streets (code 79 - driving a heavy commercial vehicle in restricted streets at night), aimed at keeping lorries on the designated network during quiet hours unless they genuinely need local access. Enforcement is camera-based, and the practical questions are the scheme's own: whether the vehicle class is caught, whether the street was restricted at that time, and whether the journey qualified for the access provisions the scheme allows for deliveries and collections that genuinely require it.
For operators, the routine defences are documentary: evidence the delivery or collection address justifying local access on that street at that time (the manifest and delivery records), permits or exemptions held, and the usual signage and order checks. The scheme's own permit machinery does most of the compliance work - a transport office receiving these penalties repeatedly should be auditing routes and permits rather than appealing one PCN at a time.
Every case turns on its own facts. Cato checks yours against real tribunal decisions - and tells you honestly when you do not have a case.
Start your free appealThis page is general information, not legal advice. Figures are the most recent published at the date of review and may have been updated since. Statutory references are to the law of the nation stated in each answer; where your case differs, the instrument named on your own notice governs.