On Tuesday, July 22, 2014 11:15:33 AM UTC-4, Walt Connelly wrote:
I just spoke with Strong regarding the 20 year thing. NOT SO. IF it
passes the riggers general inspection it will be re-rigged indefinitely.
Individual riggers may be unwilling to do a repack on an older chute
but there is no regulation regarding this limit.
Walt
--
Walt Connelly

A good idea is to send your parachute back to Strong every so often
(a mentor who'd done a lot of parachute jumping suggested 5 years).
Come to think of it, mine's about due for that.

Matt