The Ministry of Commerce and Industry (MOCI) announced on 16 July 2023 the guidelines for vehicle noise levels permissible in Qatar with the aim of reducing noise pollution. The circular was disseminated to car and motorbike dealers and maintenance service providers in the country.
The MOCI mentioned that the noise levels determined are based on the GCC Standardization Organization (GSO). Outlined below are the GSO guidelines:
Vehicles used to carry passengers with no more than 9 seats, including the driver’s seat, have the following decibel limit based on the fuel type:
| VEHICLE FUEL TYPE | DECIBEL LIMIT |
| Petrol engine vehicles | 78 dB(A) |
| Diesel engine vehicles | 79 dB(A) |
The decibel limit for high-speed performance cars shall be increased by 1 dB(A) if the vehicle has the following conditions:
Vehicles used to carry passengers with more than 9 seats, including the driver’s seat and the maximum authorized mass of more than 3.5 tons, have the following decibel limit based on the vehicle's engine power in kilowatts:
| VEHICLE ENGINE POWER KILOWATT | DECIBEL LIMIT |
| Engine power less than 150 kW | 81 dB(A) |
| Engine power of 150 kW or above | 84 dB(A) |
Vehicles used for carrying passengers with more than 9 seats, including the driver’s seat, and used for the carriage of goods have the following decibel limit based on the fuel type and maximum mass:
| VEHICLE FUEL TYPE | MAXIMUM MASS | DECIBEL LIMIT |
| Petrol engine vehicles | 2 T | 79 dB(A) |
| Petrol engine vehicles | 3.5 T | 80 dB(A) |
| Diesel engine vehicles | 2 T | 80 dB(A) |
| Diesel engine vehicles | 3.5 T | 81 dB(A) |
Vehicles used for the transport of goods with a maximum mass exceeding 3.5 T have the following decibel limit based on the vehicle's engine power in kilowatts:
| VEHICLE ENGINE POWER | DECIBEL LIMIT |
| Engine power of less than 75 kW | 82 dB(A) |
| Engine power of 75 kW or less than 150 kW | 84 dB(A) |
| Engine power of 150 kW or more | 85 dB(A) |
Vehicles designed for off-road use and with a maximum mass above 2T have the following decibel limit based on the vehicle's engine power in kilowatts:
| VEHICLE ENGINE POWER | DECIBEL |
| Engine power of less than 150 kW | 85 dB(A) |
| Engine power of 150 kW or more | 87 dB(A) |
Motorcycles have the following decibel limit based on engine cylinder capacity:
| CLASS OF MOTORCYCLES | ENGINE CYLINDER CAPACITY | DECIBEL LIMIT |
| Class I | 80cc | 75 dB(A) |
| Class II | More than 80 cc, less than 175 cc | 77 dB(A) |
| Class III | More than 175 cc | 80 dB(A) |
The Ministry of Commerce and Industry (MOCI) has confirmed in its circular released to car and motorbike dealers and maintenance service providers in Qatar that non-compliance to the specified decibel limits per vehicle will be dealt with legal action as follows:
Lekhwiya and Traffic patrols are monitoring vehicle tinting and loud engine sound violations on the road.
— ILoveQatar - Live (@ILQLive) September 16, 2023
▫️10,173 tinting violation from the beginning of the year
▫️4,405 loud engine violations from the beginning of the year
Make sure to keep the traffic safety rules!
📽️:… pic.twitter.com/jRuSaFDdzR
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Source: GCC Standardization Organization
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