AT&T's official tethering policy
According to the AT&T Terms of Service (ToS) available at AT&T Wireless Customer Agreement - Wireless from AT&T
AT&T's official policy about tethering is
According to the AT&T Terms of Service (ToS) available at AT&T Wireless Customer Agreement - Wireless from AT&T
AT&T's official policy about tethering is
6.1 What Are The General Terms That Apply To All Data And Messaging Plans?
AT&T data plans are designed for use with only one of the following distinct device types: (1) Smartphones, (2) basic and Quick Messaging phones, (3) tablets, and (4) LaptopConnect cards, and (5) stand-alone Mobile Hotspot devices. A data plan designated for one type of device may not be used with another type of device. For example, a data plan designated for use with a basic phone or a Smartphone may not be used with a LaptopConnect card, tablet, or stand-alone Mobile Hotspot device, by tethering devices together, by SIM card transfer, or any other means. A data tethering plan, however, may be purchased for an additional fee to enable tethering on a compatible device.
6.2 What Are The Intended Purposes Of The Wireless Data Service?
Examples of prohibited uses include, without limitation, the following:...plans (unless specifically designated for tethering usage) cannot be used for any applications that tether the device (through use of, including without limitation, connection kits, other phone/smartphone to computer accessories, BLUETOOTH