https://www.farming-simulator.com/termsAndConditions.php?lang=en
6.3 Mods created and uploaded by the Customer may only be made available to third parties free-of-charge and not for gain. Commercial use or use in return for payment is not permitted. It is prohibited to sell or otherwise exploit Mods commercially without the consent of GIANTS (including the placement of ads in Mods or within the context of the distribution of Mods), including the sale or distribution of apps which contain Mods, as well as the sale of physical data carriers or downloading of Mods.
uh oh stinkyyyy