the “abstraction principle” in iranian law, emphasizing on jurisprudence

“abstraction principle” means separation between two obligations incommercial instruments: underlying obligation and documentary obligationthat created by drawing these documents. the main effect of this principle isthat objections related to first obligation, cannot be claim in second; wherethere is a third party. to obtain a real and comprehensive perspective of thisprinciple in iranian law, we must discuss both principle and his exceptions inacts and jurisprudence. iranian commercial act indirectly confirmed basis ofthis principle. iranian jurisprudence also undoubtedly accepted this principleand applies it between responsible and third party beneficiary of commercialinstrument.