If you're picking up a hire car in Dubai, the numbers on the speedometer signs are about to matter a bit more. From Sunday November 1, the Roads and Transport Authority (RTA) is adjusting limits on five city roads — three going up, two coming down.

The faster roads are Al Asayel Street, which jumps from 60 to 80 km/h between Oud Maitha Street and Al Meydan Street; Al Mustaqbal Street, up from 60 to 70 km/h between Sheikh Rashid Street and Al Meydan Street; and Latifa bint Hamdan Street, also rising from 60 to 70 km/h along the stretch between Sheikh Zayed Road and Al Khail Road.

Two others get slower. Al Rebat Street drops from 100 to 90 km/h between Marrakech Street and Sheikh Mohammed bin Zayed Road, and Sheikh Sabah Al Ahmad Al Jaber Al Sabah Street falls from 80 to 70 km/h between 2nd December Street and Khalid bin Al Waleed Street.

The changes weren't pulled out of a hat. The RTA and Dubai Police reviewed traffic on these corridors and set the new limits based on traffic volume, the roads' designed speeds, and how much the surrounding areas have been built up. The official line is that the tweaks should keep cars moving more efficiently while improving safety — the classic Dubai trade-off between speed and flow on roads that have seen heavy development in recent years.

For visitors, the practical point is simple: don't assume the limit you remembered from a previous trip still applies, and don't rely on the flow of traffic around you to signal what's legal. Dubai's radar cameras are unforgiving, fines land quickly, and rental companies pass penalties on to your card with an admin fee on top. A few of these roads — particularly the Latifa bint Hamdan stretch between two of the city's biggest motorways — are ones you're likely to hit when driving between neighbourhoods, so it's worth a quick check of your route before you set off.

It's a small story, but a useful one for anyone self-driving in a city where road layouts and limits evolve as fast as the skyline. Follow the signage, give the RTA's updates a glance, and you'll stay on the right side of the law.

Via What's On Dubai