A Letterkenny motorist was arrested after testing positive for cannabis and using green diesel.
The driver, who also displayed no tax certificate, was stopped by the Roads Policing Unit at a multi-agency checkpoint in the town.
A drugs test returned a positive result for cannabis.
Customs officers then discovered that the car was running on green diesel.
The Audi car was seized by the authorities.
Tags:Letterkenny Roads Policing unit stop vehicle at a multi agency checkpoint. Driver tested positive for cannabis. Vehicle seized for no tax & was found to be running on green diesel by customs officers. pic.twitter.com/ncWzlPKvMx
— An Garda Síochána (@GardaTraffic) November 28, 2018