Uruguay Restricts Studs, Skips Winter Tyres, 2026-27

Uruguay has no winter tyre mandate written into its traffic code. Studded tyres are restricted rather than outlawed, so the rules are worth checking regionally before fitting a set. The constant across the country is a 1.6mm minimum tread depth, the same figure used for private cars and rentals alike.

Whether you are road-tripping through Uruguay or driving locally, the safest trips are the ones where the rulebook holds no surprises.

Tyre Law Summary for Uruguay

Winter Tyre Rules in Uruguay

Uruguay does not require winter tyres. Most of Uruguay stays warm enough year-round for summer tyres to work effectively. In the cooler southern regions or at higher altitudes, temperatures can occasionally drop enough to affect tyre performance, but dedicated winter tyres are not necessary.

Minimum Tread Depth in Uruguay

In Uruguay, the legal minimum tyre tread depth is 1.6 mm, measured across the central three-quarters of the tread width around the full circumference.

Tyre professionals in Uruguay advise changing at 3.0 mm. Waiting until 1.6 mm leaves almost no safety margin. The difference in wet braking at 80 km/h:

Tread inspection in Uruguay: look for the TWI bars moulded into your tyre grooves. When these are flush with the tread surface, you are at 1.6 mm — replacement is overdue.

Studded Tyres in Uruguay

Studded tyres are restricted in Uruguay. There may be seasonal windows, regional rules, or maximum stud specifications. Check local regulations before fitting studded tyres, especially if you are driving across regional borders.

All-Season Tyres in Uruguay

All-season tyres are a legal option in Uruguay provided they carry the M+S marking. They are a popular choice for drivers who want year-round convenience without maintaining two sets of tyres.

Penalties for Tyre Violations in Uruguay

Non-compliant tyres in Uruguay can result in fines during police checks. The financial risk extends beyond the fine itself — if you are involved in a collision with illegal tyres, you may be found at fault regardless of other circumstances.

Choosing Tyres for Uruguay’s Conditions

With diverse climate from tropical to temperate, there is no single tyre answer for all of Uruguay:

• In the warmer north, summer tyres or all-season tyres handle conditions well year-round
• In cooler southern regions, temperatures can drop enough to affect summer tyre grip — consider all-season tyres if you drive there regularly
• Heat and UV degrade rubber faster than in temperate climates — check tyre age (DOT code on sidewall) and replace after 5 years regardless of tread
• Heavy rain is the biggest tyre hazard across most of Uruguay. Keep tread well above the 1.6 mm legal minimum

Road Conditions and Tyre Wear in Uruguay

Road quality in Uruguay varies significantly between the main routes and the back roads. Highways connecting Montevideo to other major cities are generally surfaced, but secondary and rural roads may be unpaved or damaged.

Practical tips for driving in Uruguay:

• Carry a full-size spare (not a space-saver) if driving outside major cities
• Check tyre sidewalls for cuts and bulges after driving on rough roads
• Reduce speed on unpaved sections — stones and debris cause punctures

How Uruguay’s Tyre Laws Compare to Neighbours

Tyre requirements change at borders. Here is what to expect near Uruguay:

• Chile: Winter tyres situational (June - September (southern regions)). Tread: 1.6 mm. Studded: allowed (seasonal).
• Suriname: Winter tyres not required. Tread: 1.6 mm. Studded: restricted.
• Venezuela: Winter tyres not required. Tread: 1.6 mm. Studded: restricted.
• Brazil: Winter tyres not required. Tread: 1.6 mm. Studded: not applicable.

Need the full picture? Our Driving in Uruguay page covers speed limits, fines, equipment rules, and more.