Winter Tyres Norway: The Rules, Fines and Chains

Yes, the winter tyres Norway rule does not wait for a calendar date. Your car must grip the road the moment conditions turn wintry. A 3 mm tread floor backs that duty from 1 November to the first Sunday after Easter (lovdata.no, § 1-4, verified 2026-09-11). Drive on tyres below that depth, and a roadside check can end in a fine of NOK 2,000 per tyre, with no stated ceiling.

Norway does not run one rule for every vehicle, and most guides blur the difference. One note first: a winter drive through Norway usually also means the country’s toll system, since every crossing bills your plate rather than a barrier.

Key Takeaways

• Cars run on a condition-based grip duty, not a fixed date, but a 3 mm tread floor applies from 1 November to the first Sunday after Easter.
• Vehicles over 3,500 kg face a hard calendar mandate: 3PMSF tyres on drive and front-steering axles, 15 November to 31 March.
• Norway’s law binds foreign-registered vehicles the same as Norwegian ones. There is no plate-based exemption.
• Illegal stud or chain use is a flat NOK 1,000 fee. Missing tread or a missing winter tyre is charged per tyre, with no ceiling stated.
• Studded tyres carry no speed cap in Norway, unlike several neighbouring countries.

The Rule for Cars: a Grip Duty, Not a Fixed Date

Norway’s core rule, § 1-4(1) of Forskrift om bruk av kjøretøy, requires a driver to have “sikret tilstrekkelig veggrep i forhold til føret” (secured adequate grip for the road conditions), naming “vinterdekk med eller uten pigger, kjetting eller liknende” (winter tyres with or without studs, chains or similar) as the way to meet it (lovdata.no, § 1-4(1), verified 2026-09-11). The duty is triggered by the road, not the date. It covers cars, motorcycles, mopeds, tractors and light vehicles doing more than 30 km/h.

One result: Norway sets no tyre marking duty for cars at all. There is no M+S or 3PMSF requirement in law for an ordinary car, which surprises drivers used to Germany or Austria.

A calendar figure backs the duty up. Cars and light vans up to 3,500 kg need at least 3 mm of tread during the winter window (1 November to the first Sunday after Easter nationally, 16 October to 30 April in Nordland, Troms and Finnmark). Outside that window, the floor drops to 1.6 mm, a summer figure, not a year-round minimum (lovdata.no, § 1-4(2), verified 2026-09-11).

Vehicle class	Winter tread floor	Winter window	Summer tread floor
Cars and vans up to 3,500 kg	3 mm	1 Nov to first Sunday after Easter (16 Oct to 30 Apr in Nordland, Troms, Finnmark)	1.6 mm
Motorhomes up to 7,500 kg	3 mm	same dates	1.6 mm
Vehicles over 3,500 kg	5 mm	same dates	1.6 mm

Source: lovdata.no, § 1-4(2), verified 2026-09-11.

Vans, Lorries, Buses, Trailers and Motorhomes

Cars run on a condition-based duty. Heavy vehicles do not get that flexibility.

Any vehicle over 3,500 kg, other than a motorhome up to 7,500 kg, must run 3PMSF tyres on drive axles and front steering axles, and M+S or 3PMSF on every other axle, for a fixed window of 15 November to 31 March (§ 1-4(3), verified 2026-09-11). This is the only place in the regulation where a specific marking is named in law. A towed trailer over 3,500 kg needs M+S or 3PMSF on all axles, same window. See our Europe-wide winter tyre guide for the wider pattern, and our 3PMSF explainer for what that marking guarantees.

A motorhome up to 7,500 kg is exempt and follows the lighter car regime instead, including the 3 mm tread floor. Also exempt: vehicles 30 years or older not used commercially, construction-site vehicles, mobile cranes and military off-road vehicles. Statens vegvesen can grant case-by-case exemptions for “particularly compelling reasons,” undefined in the statute.

Snow Chains: Carry Duty, Ban Window, No Signposted System

For everyday use, chains are banned in the same window that bans studs (first Monday after Easter Monday to 31 October nationally, 1 May to 15 October in Nordland, Troms and Finnmark), “unless driving conditions make it necessary” (§ 1-4(5), verified 2026-09-11). Outside that window, fitting chains is legal whenever the road needs them.

For heavy vehicles, it is a carry duty, not a use duty. Any vehicle over 3,500 kg must carry metal or steel chains whenever snow or ice can be expected, and in any case from 1 November to the first Sunday after Easter. The count depends on configuration: at least 3 chains for a single heavy vehicle, 7 for an articulated combination with twin wheels on the drive axle, or 5 with single wheels or double-chains. Motorhomes up to 7,500 kg, tractors and other trailers are exempt.

Norway has no chains-mandatory road sign for named mountain passes or tunnels, the kind used in the Alps. The duty runs on dates and conditions written into national law, not a signed-sections system to watch for.

Studded Tyres: Permitted, With No Speed Limit

Studded tyres are legal outside a defined ban window: first Monday after Easter Monday to 31 October nationally, or 1 May to 15 October in Nordland, Troms and Finnmark (§ 1-4(4)1, verified 2026-09-11). Unlike several countries further south, Norway sets no speed cap for driving on studs.

If a motorcycle, a car up to 3,500 kg, or a braked trailer over 50 km/h carries studs, every wheel must be studded, though a car may run studs on one axle and chains on the other. Studs may only go on winter tyres, except motorcycle and tractor tyres.

Some municipalities, including Oslo, Bergen, Trondheim and Stavanger, also charge a studded-tyre fee. Fail to pay it and the additional penalty fee is a flat NOK 750 nationally, set at national level, not by each city (FOR-1999-05-07-437, § 7, verified 2026-09-11).

Foreign-Registered Vehicles: Does the Law Apply to You?

This is the question our readers ask most, and the answer is a firm yes.

Section 1-1 sets the scope in one line: “Denne forskrift gjelder all bruk av kjøretøy hvis ikke annet framgår av den enkelte paragraf” (this regulation applies to all use of vehicles, unless a specific paragraph says otherwise). That is a use-based scope with no mention of registration country, and the exemption list under the heavy-vehicle mandate (older vehicles, construction machinery, mobile cranes, military off-road vehicles) is exhaustive. Foreign plates are not on it.

The same logic covers the municipal studded-tyre fee: its regulation scopes the duty to “bruk av bil” inside a fee zone, again with no nationality qualifier, and its exemptions cover only emergency, police, disabled-permit and road-maintenance vehicles. Oslo’s own municipal page does not spell out foreign-plate treatment in so many words, but that gap sits in how the city explains the rule, not in the national law behind it.

The Penalty: On-the-Spot Fees, No Stated Ceiling

Norway’s fine schedule, § 9 of FOR-2021-03-26-963, separates cleanly by offence:

• Illegal stud or chain use outside the window, unjustified by conditions: a flat NOK 1,000, charged once regardless of tyre or chain count.
• Missing a required carried chain: NOK 750 up to 7,500 kg, NOK 1,200 over 7,500 kg, NOK 1,500 over 7,500 kg towing a trailer over 3,500 kg. Multiplies per chain short.
• Tread below the legal minimum, or a missing mandated winter tyre: NOK 1,000 per tyre up to 7,500 kg, NOK 2,000 per tyre above that weight.

No ceiling is written into § 9 for these items, unlike Norway’s separate speeding-fine table, which does state a maximum. If the driver is not the registered owner, driver and owner are jointly liable, and a lessee under a hire agreement counts as the owner.

Traps: What Other Guides Get Wrong

• “Norway extended its season to 10 November to 10 April.” Not in Norwegian law, likely a mix-up with a Swedish change. Do not use that pair for Norway.
• “The chain and stud fine is per tyre.” Only tread and missing-chain penalties multiply. Illegal stud or chain use is one flat NOK 1,000, however many tyres are affected.
• “1.6 mm is the year-round minimum.” It is a summer-window figure only. The winter floor is 3 mm for cars and vans, 5 mm over 3,500 kg.
• “Cars need M+S or 3PMSF tyres by law.” Norway sets no marking duty on cars; that rule exists only over 3,500 kg.
• “Foreign plates get a pass.” They do not. Section 1-1 covers all use of a vehicle in Norway, with no registration-country exemption.
• “There’s a chains-mandatory sign like in the Alps.” No such system exists here. The duty is date and condition based, not sign triggered.

Sweden and Finland sit close on the map but run their own calendars; see our Sweden and Finland guides rather than assume the Nordics share one rulebook.

The Short Version

Norway’s winter-tyre law works at two speeds. Cars answer to the road itself, backed by a 3 mm tread floor from 1 November to the first Sunday after Easter. Vehicles over 3,500 kg answer to a fixed calendar, with 3PMSF tyres required on drive and steering axles from 15 November to 31 March. Chains carry their own duty for heavy vehicles, studs come with no speed limit, and none of it exempts a foreign plate. If your route also crosses a toll point, check how the toll system bills foreign vehicles before you drive, and if it touches Norway’s posted speed limits, read those too.

Frequently Asked Questions

Sources

• Forskrift om bruk av kjøretøy, §§ 1-1, 1-4, 1-5 (Lovdata)
• FOR-2024-09-12-2147, re-enactment of § 1-4, in force 12 September 2024 (Lovdata)
• FOR-2021-03-26-963, penalty tariff, § 9 (Lovdata)
• Kjøretøyforskriften, § 13-3, stud technical limits (Lovdata)
• Forskrift om gebyr for bruk av piggdekk og tilleggsgebyr, §§ 2, 7 (Lovdata)
• Tyres on heavy vehicles (Statens vegvesen)