Because the fee is so small, some call it a below-the-line charge because customers aren’t likely to notice it. That aside, it is also provides a way for carriers to advertise a lower fee than customers are actually charged. Presently, AT&T already charges about 50 cents as regulatory cost recovery charge per phone line, something that has been part of the carrier’s bills for about a decade.

via AT&T’s new monthly stealth fee has some crying foul – SlashGear.