The terms A1 Jet Fuel Buyer, D2 Diesel Seller Mandate, Crude Oil Buyer Mandate, and EN950 Mandate Buyer are commonly used within petroleum tradingโbut often misunderstood. This blog explains what these roles mean and why they matter.
What Is a Mandate in Oil Trading?
A mandate is a legally authorized representativeโappointed either by a buyer or sellerโwho is empowered to negotiate deals directly.
They differ from brokers because mandates:
- Have verifiable authorization
- Can sign documents on behalf of their principal
- Participate directly in the transaction chain
- Are recognized by refineries and suppliers

Different Types of Mandates in the Petroleum Market
1. A1 Jet Fuel Buyer Mandate
Jet Fuel A1 is one of the highest-demand aviation fuels globally. Buyer mandates ensure:
- Compliance with international aviation standards
- Verification of refinery origin
- Protection against fraudulent allocations
- Clear negotiations on procedures and logistics
2. EN950 Diesel Mandate (Buyer or Seller)
EN950 (ULSD) requires strict certification. Mandates help manage:
- Quality control
- SGS verification
- CIF/FOB delivery arrangements
- Full documentation transparency
3. D1 and D2 Diesel Mandates
D1 and D2 diesel are popular for industrial use. Mandates streamline:
- Bulk purchasing
- Contract negotiations
- Logistics and port clearance
- Supplier verification
4. Crude Oil Buyer Mandate
Crude oil requires massive due diligence. Mandates help buyers avoid:
- Fake refinery allocations
- Non-existent tank storage
- Incomplete POP
- Unrealistic procedures
They handle critical documentation such as:
- SPA (Sales & Purchase Agreement)LOI (Letter of Intent)
- ICPO
- Proof of Funds (POF)
- TSA (Tank Storage Agreement)

Why Mandates Are Critical in Petroleum Trading?
Because the industry is prone to fraud and misinformation, mandates provide:
- Security
- Legitimacy
- Speed
- Access to real refineries and sellers
- Negotiation expertise
- Contract protection
Conclusion
Understanding mandate roles is essential for anyone involved in petroleum trading. Whether youโre buying EN950, A1 Jet Fuel, JP54/JP45, D2, D1, or crude oil, a verified mandate dramatically reduces risk and increases the chance of completing real, successful transactions.

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