Ex turpi causa non oritur actio - "From a dishonorable cause an action does not arise." A party cannot bring a legal action for consequences of his own illegal act.⏎
Expressio unius est exclusio alterius - "The express mention of one thing excludes all others." When items are listed, anything not explicitly stated is assumed to not be included.⏎
Generalia specialibus non derogant - "The general does not detract from the specific." Specifies that a certain matter of law be covered by the most specific laws pertaining, in the event that broader laws conflict with the specific one.⏎
In claris non fit interpretatio - When a rule is clearly intelligible, there is no need of proposing a (usually extensive) interpretation.⏎