7289bbaa_based_construction_procurement__Issue
[Supply chain view] Parties can agree to whatever currency they want (subject to local laws to the contrary). [Project based view] Usually the site of the project. Main exception would be if major materials and equipment were coming from another country and there was concern about currency fluctuation between the site location currency and the material and equipment source currency [Issue] 
Currency
Knowledge to Negotiate: Differences between production procurement and project based construction procurement
Issue