The following are traffic rules for Kathmandu Valley updated in December 2003. The following rules shall remain valid for the next six months, unless otherwise notified by the authorities. Violators will be violated.

1. The biggest vehicle has the right of way.
2. The craziest driver has the right of way.
3. The driver looking the other way has the right of way.
4. Cows have the right of way.
5. Pedestrians running flat out across the road have the right of way.
6. The motorcycle driver that goes the farthest way across the solid white line has the right of way.
7. A taxi making a U-turn from the extreme right hand lane to the extreme left hand lane has the right of way.
8. On Ring Road, a vehicle coming around a blind curve on the wrong side of the road has the right of way.
9. People walking down the middle of the lane with their backs to the traffic have the right of way.
10. Motorcycles heading the wrong way have the right of way.
11. Pedestrians walking casually across the road looking the other way have the right of way.
12. Buses pulling out have the right of way.
13. Buses pulling in have the right of way.
14. Buses going the wrong way have the right of way.
15. Buses backing up have the right of way?unless they meet a crazy driver or a driver looking the other way or a cow or a pedestrian running flat out or a driver going the farthest way across the solid white line or a taxi making a U-turn or a vehicle coming around a blind curve on the wrong side of the road or people walking down the middle of the lane with their backs to the traffic or a motorcycle heading the wrong way or pedestrians walking casually across the road looking the other way.