1. A court or authority that lacks legal power or competence to hear a case or make a binding decision due to territorial, subject matter, or personal limitations
The court ruled that it had invalid jurisdiction over the international dispute.
O tribunal declarou que tinha jurisdição inválida sobre a disputa internacional.
2. A situation where a legal proceeding is void or unenforceable because it was initiated in an improper forum
Due to invalid jurisdiction, the judgment was overturned on appeal.
Devido à jurisdição inválida, a sentença foi anulada em apelação.