take effect

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See: happen, occur
References in periodicals archive ?
That said, some of the reforms are only starting to take effect.
Those are just a few of the new laws passed in 2004 that take effect on New Year's Day.
Branch, the DMV spokesman, said that in the past it had taken 90 days for changes in the fee to take effect, because DMV officials need 30 days to reprogram their computers and the law requires that the bills be mailed out 60 days ahead of their due date.