аттестован на право

[freelancer_06]

Персонал обучен и аттестован в МТУ Ростехнадзора УФО на право эксплуатации опасных производственных объектов.

так можно?
Our personnel is trained and qualified by Rostekhnadzor Ural branch for operation of hazardous production facilities.

[tumanov]

мне кажется
.. has received training and passed qualification ...

[Guatemala]

м.б. certified?

[_03]

Guatemala +1
trained and certified in operation of ... by..

[10-4]

certified for operating hazardous industrial installations

[_03]

Всегда было IN
http://www.google.co.uk/search?hl=en&q="certified+in+operation+of"+&meta=

[10-4]

in = 10 гуглей
for = 2900 гуглей

[_03]

Ладно, убедили, можно двояко.
Просто in лучше стилистически trained in + certified/qualified in