(a) Except as provided in paragraph (c) of this section, no person may
conduct a parachute operation using a static line attached to the aircraft
and the main parachute unless an assist device, described and attached as
follows, is used to aid the pilot chute in performing its function, or, if
no pilot chute is used, to aid in the direct deployment of the main
parachute canopy. The assist device must --
(1) Be long enough to allow the main parachute container to open before
a load is placed on the device.
(2) Have a static load strength of --
(i) At least 28 pounds but not more than 160 pounds if it is used to
aid the pilot chute in performing its function; or
(ii) At least 56 pounds but not more than 320 pounds if it is used to
aid in the direct deployment of the main parachute canopy; and
(3) Be attached as follows:
(i) At one end, to the static line above the static-line pins or, if
static-line pins are not used, above the static-line ties to the parachute
(ii) At the other end, to the pilot chute apex, bridle cord, or bridle
loop, or, if no pilot chute is used, to the main parachute canopy.
(b) No person may attach an assist device required by paragraph (a) of
this section to any main parachute unless that person is a certificated
parachute rigger or that person makes the next parachute jump with that
(c) An assist device is not required for parachute operations using
direct-deployed, ram-air parachutes.