Possible Clues:

• Fake swamp near America
• Phoney source of fuel in Ireland, you said, is imported
• Cod coming from across the pond by wet ground
• Perhaps describing bill of goods under suspicion at first?
• Spurious incentive payment that's good for North
• Not genuine or true
• Not legit
• Lacking authenticity
• In public vehicle, go to return fake
• Sham where zero gallons put into bus