The victim, who was in his 30s, died at the scene of the collision in County Monaghan.
A County Fermanagh farmer adopts new methods with the aim of lowering carbon emissions.
The PSNI said it received a report shortly before 22:30 BST of a crash on the Dernawilt Road.
Paul McAloon took money from 20 people but did not complete the work he had promised them.
