This is the context:
" With reference to letter No. 123 dated (on) 01/07/2007, we would like to inform you that ... "
That's a good point. Dated and dated on are different:However, there is a case when you are supposed to use the preposition on:
Since shortly after 'TIME' began in 1923, each issue has been dated on Monday. Beginning with this issue, in keeping with the new earlier press schedule established in recent months, 'TIME' will be dated as of Friday.
How so? :-D
From my perspective, 2006 and I agree.If I understand, you say that on is just used to stress the importance of the date, while 2006 says that dated on indicates the day that the date was printed on a magazine.
It depends on the context. 2006's product example is a case in point. (I'll use yoghurt as the product.) A container of yoghurt is dated twice: one date tells us when the yoghurt was made, the other date tells us when the yoghurt expires. The dates on that container read,Englishlanguage said:I'm afraid I really can't grasp the difference between dated and dated on. Is it really just a matter of importance? Is it just a nuance or does it completely change the meaning of the sentence?