To be authorized or enacted, or to authorize or enact something. Now that this law has been put in force, officers are going to be much more stringent at traffic stops.

What does put into force mean?

: into the condition of actually working or operating : into effect The law came/went into force last year. The regulations have not yet been put/brought into force.

What does the phrase in force mean?

1. In full strength, in large numbers, as in Demonstrators were out in force.