Kuwait Court of Cassation principle number 2886

Entitlement to default interest, whether statutory or agreed. Its criterion. The debt whose payment the debtor delayed must arise from a commercial obligation or act. Absence thereof. Its effect. Claiming interest on it is prohibited because it constitutes forbidden usury. Contravention of this. Its effect. Absolute nullity relating to public policy, which any interested person may invoke at any stage of the proceedings and which the court may declare of its own motion. Example concerning a claim based on Article 264 Civil Code after the contract's nullity.