Not sure what the lowest is, but from reading on here it seems like the cutoff is in the low 700's.
its backed by FIA, so I would say the underwriting requirements shouldn't be too far off from other BofA products.
with a 735 TU08, and $26k on BofA other cards, they let me have it, but I had to move Limits, i.e Total Limit stayed the same.
If that helps. It's my default card.
FICO EX 827, 2015 Feb; FICO EQ 836/900 (Citi), 2014 Dec; FICO TU08 818, 2015 Feb.
BofA Cash Rwrds Sig V 2013 10k; Fidelity Rewards AmEx /BofA 2013 15.4k; Chase Freedom Sig V 2002 24.1k; Chase Amazon Rwrds Sig V 2011 8k; Sam's Club MC 2002 10k; Dscvr It 2012 10k; Citi Dvdnd Plat Sel V 2013 8.9k; PenFed Plat Rwrds V 2013 20k; AmEx Blue Sky 2013 11.3k; AmEx BCP 2014 24.1k; Priceline Rwrds Sig V 2013 8.7k; PayPal Xtras GE Cap Plat MC 2012 5k