I had a Nokia7650 and now have a Sony-Ericsson P800, and use my Canon Ixus 300 to take pictures.

In both cases the camera is not even comparable to any digital camera at 2.1Mpixels. I don;t really like the quality, nor the size, of pictures taken with phones. What would you primary use be?

To answer your question, in Italy there is no law concerning camera-phones.
Actually once I went to a Concert and they did not let me bring in my camera, but let me take my phone with me I have some very low quality pictures of the Cranberries, now