You are 'to be congratulated' [=you should be congratulated; you deserve praise] on/for your excellent work.
She 'congratulated' herself for getting the best grade in her class.
I'd like to 'congratulate' you on/for your success.
(..) for my children, and I spoil them. They talk when they should listen. But anyway... Signor Sollozzo, my no is final. I wish to congratulate you on your new business. I know you'll do well, and good luck. Especially since your interests don't conflict with mine. Thank you. Santino. Come here. (..)1972 The Godfather