First up
S.1726 by Merkley
Bill History: https://www.congress.gov/bill/114th-congress/senate-bill/1726
And
H.R.2076 – Marijuana Businesses Access to Banking Act of 2015
Bill History https://www.congress.gov/bill/114th-congress/house-bill/2076
Also See
PDF BILL Draft June 13 2016
FINAL-HARRMD_044_xml