Here's your code:
ARTICLE 336
Power and Control Tray Cable: Type TC
336.12 Uses Not Permitted. Type TC tray cable shall not
be used under the following conditions or in the following
locations:
(1) As an aerial cable unless supported by a messenger in
outdoor locations
(2) For non-power limited fire alarm circuits unless the
conductors comply with 760.27.
(3) For installation in a wet location unless the cable is
resistant to moisture and corrosive agents.
(4) For installations where the cable is exposed to physical
damage.
(5) Used where exposed to direct rays of the sun, unless
identified as sunlight resistant.
(6) Direct burial, unless identified for such use.
(7) For exposed runs unless all of the following conditions
are met:
a. The installation is in an industrial establishment
with written safety procedures, where the conditions
of maintenance and supervision ensure that only
qualified persons service the installation.
b. The exposed run is between a cable tray and utilization
equipment or device.
c. The cable is continuously supported and protected
against physical damage using mechanical protection,
such as struts, angles, or channel.
d. The cable is secured at intervals not exceeding 1.8
m (6 ft).
e. The TC cable complies with the crush and impact
requirements of Type MC cable and is identified for
such use.
f. An equipment grounding conductor for the utilization
equipment is contained within the TC cable. In
cables containing conductors size 6 AWG or
smaller, the equipment grounding conductor shall
be provided within the cable or, at the time of installation,
one or more insulated conductors shall be
permanently identified as an equipment grounding
conductor in accordance with 250.119(B).
(8) For installation in other than cable trays, raceways, or
where supported by a messenger.
Item #8 is what keeps you from using it to wire your house. Unless it's in cable tray, raceway, or supported by a messenger cable.
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