paris french businesses foreign finance ministry officials meet next week work together understand good consequences u.s. president donald trump refusal certify 2015 iran nuclear deal multi-nationals total peugeot among high profile company sign new deal since accord provide sanction relief iran dozens small french firm also move look tap iranian market accord invitation send company medef business group officials foreign ministry finance ministry france business office tehran offer tuesday analysis consequences non-certification trump accord european capitals determine keep alive accord offer iran economic lifeline paris government want know company might react u.s. move still assess firm react trump decision try overly alarmist say french diplomatic source trump pull unite state agreement give u.s. congress 60 days decide whether re-impose economic sanction tehran lift pact agree iran six world power despite long history commercial political social link iran even saw ayatollah ruhollah khomenei exile near paris 1979 france take one hard line six power negotiate nuclear agreement iran since deal agree however france manoeuvre deepen economic tie tehran repeatedly say believe iran fully implement nuclear accord accord notice medef website discussion point include explanation next step u.s. congress position accord signatories britain france germany russia china european union immediate consequences company already operate iran french businesses seek clarity iran nuclear deal