I know I have to say "congratulations on your success." But sometimes I come across such sentences as "congratulations for this and that". Is one is allowed to say that?
Thanks.
Top answer
In BrE, 'on' is used. In AmE, either word can be used.
— Yoong Liat
In BrE, 'on' is used.
In AmE, either word can be used.
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