''Ex nunc'' is a

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

phrase meaning ''from now on''. It is used as a legal term to signify that something is valid only for the future and not the past. The opposite is ''

ex tunc ''Ex tunc'' is a legal term derived from Latin, and means "from the outset". It can be contrasted with '' ex nunc'', which means "from now on". An example of usage of the term can be found in contract law A contract is a legally enforceable a ...

''.

See also