Force Majeure "Unforeseeable event" clause — covers earthquakes and floods, not tariffs or trade restrictions
HTS Code Harmonized Tariff Schedule — the product ID number that customs uses to determine your import tax rate
OFAC SDN List US government sanctions blacklist — if your supplier appears here, you legally cannot pay them
Export Controls Government rules restricting what products can be shipped to certain countries or entities
Alternate Sourcing Right Pre-negotiated right to switch to a backup supplier in another country when geopolitical triggers fire
Tariff-Sharing Clause A contract term that splits import tax increases between buyer and supplier — instead of one side bearing it all