Habeas, AEDPA
30 Day limit for consideration of second or successive petitions is advisory, not jurisdictional.
Johnson retroactivity: petition held in abeyance pending S.Ct. ruling.
http://media.ca11.uscourts.gov/opinions/pub/files/201610011.order.pdf
Since 2011. An occasional commonplacing of the U.S. Circuit Courts of Appeal.
Neither an authoritative statement of the law nor legal advice. Quick work.