Routing Number Law and Legal Definition

According to 12 CFR 229.2 [Title 12 -- Banks And Banking; Chapter Ii -- Federal Reserve System; Subchapter A -- Board Of Governors Of The Federal Reserve System; Part 229 -- Availability Of Funds And Collection Of Checks (Regulation Cc); Subpart A – General] routing number means –

“(1) The number printed on the face of a check in fractional form on in nine-digit form; or

(2) The number in a bank's indorsement in fractional or nine-digit form.”