expiry
noun /ɪkˈspaɪəri/
  /ɪkˈspaɪəri/
 (especially British English) (North American English usually expiration)
 [uncountable]- an ending of the period of time when an official document can be used, or when an agreement is legally acceptable- the expiry of a fixed-term contract
- on expiry The licence can be renewed on expiry.
- Upon expiry of the policy, a new policy must be started.
- Your passport should be renewed before its expiry.
 Oxford Collocations DictionaryExpiry is used before these nouns:- date