The changes must be put in place before the end of September.

"The problem has occurred as changes have been put into the programs by the customers."

There was virtually no public debate before these major changes to the nation's legal system were put into effect.

American officials said the changes were already being put into effect.

This change would then be put to a referendum in May.

After the sale, major changes were quickly put into place.

But it will be a few more years, the agency reported, before changes in these and other areas are fully put into effect.

Certain other changes were put in later: see note 8.

All the substantial political changes have been put in place.

New standards and other changes have been put in place, but not for long enough to judge how well they work.