come into use
To begin to be used or implemented. Several policies, aimed at helping struggling citizens get by, will come into use next month. I wonder when this legal concept first came into use.
go out of use
To stop being used. Residents are thrilled that several unpopular policies will go out of use next month. I wonder if an archaic legal concept like this one will ever go out of use.
ˌcome into/ˌgo out of ˈuse
start/stop being used: When did this word come into common use?The present system will go out of use next year.