lex lòci àctus - the law of the place where the action took place.
lex lòci celebratiònis - the law of the place where the contract or other transaction was concluded.
lex lòci commìssi - the law of the place where the action was performed.
lex loci contràctus - the law of the place of the contract.
lex lòci delìctus - the law of the place of the crime.
lex rèi sìtae - the law of the location of the object of the deed [more precisely: the law of the location of the thing].
lex lòci solutiònis - the law of the place of performance of the obligation.
lex mercatòria - trade law [in modern law, this concept, in addition to its main meaning, also has an additional, broader and multi-meaning: in particular, it often refers to the entire heterogeneous array of general principles and specific rules contained in domestic and international sources (including those of a recommendatory nature), including those developed by authoritative international organizations) or developed by judicial practice, as well as expressed in customs aimed at private law regulation, development and promotion of international trade and foreign economic activity].