My understanding, and I could be misremembering, is that this has already been declared unconstitutional at the Federal level.


>http://www.baltimoresun.com/news/maryland/crime/blog/bal-in-federal-hill-citizens-allowed-to-record-police-but-then-theres-loitering-20120211,0,3706866.story?track=rss
>
>I was wondering how long it would be before a police department implemented such a policy. Hopefully they don't end up with something like this http://www.baltimoresun.com/news/nation-world/sns-rt-us-newyork-unconstitutionaltre818049-20120208,0,5825426.story?obref=obnetwork