4-String Banjo Chord Chart and Tabs in Whole Step Down Tuning

Sibm7, Sib-7, Sib min7
Notes: Si♭, Ré♭, Fa, La♭
0,0,1,1 (..12)
0,3,5,6 (.123)
0,0,8,6 (..21)
0,8,8,10 (.123)