Example sentences of "[vb past] [be] in operation for " in BNC.

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1 Another factor was raised in a case in which the government did not properly consult local authorities ( as required by statute ) before making some regulations : by the time the application to revoke the regulations was heard , they had been in operation for some time and to revoke them would have caused considerable administrative inconvenience which could not be justified given that no real complaint was made about the substance of the regulations .
2 In response , First Edition project director Mark Hodder-Williams said that First Edition had been in operation for nine months , and had successfully provided users with an efficient , fast computer-to-computer service for exchanging a wide range of commercial documents .
3 Although the then International Trade Minister John Crosbie staunchly defended the pact , the Economic Council of Canada , an independent advisory body established by the Federal Parliament , decided not to attempt to assess its impact until it had been in operation for five years .
4 Di Scott , of Fairbridge , explained : ‘ After the ship had been in operation for some time it was realised that a great deal of money was needed for maintenance and running costs .
5 Mr Bell said the system of having one ambulance on call at each of the county 's 11 stations after 7pm every night had been in operation for many years .
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