In Western Pennsylvania a federal district judge ruled yesterday that, before they issue a warrant to force a wireless carrier to turn over historical records showing where a person’s cell phone has been used, that they must be able to show they have a credible cause of criminal activity.

It was noted that this is the first time a federal court has ruled on this issue in the Washington post.

The case in question was that of a alleged drug trafficker and a government request that the suspects cell phone call records and the location of the towers be handed over by Sprint. It was said by the government that the cell phone site location information is not essentially precise enough to require a warrant and that they feel it is no different from the usual transactional and credit card data that does not require a warrant to gain access.

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