1        Graduated
2        Income Sensitive
3        Income Contingent
4        Level (Sum Constant)
8        Credit Account
A        Private Netting Agreement, Pay by Wire Transfer
B        Compensation by Balance
C        Pay By Check
D        Debited
E        Electronic Payment System
F        Freight Payment Bank
G        CCD (NACHA Cash Concentration/Disbursement - Funds Transacted without 
         Remittance Information)
H        CCD+(NACHA Cash Concentration/Disbursement - Funds Transacted Plus an 80 Record 
         Remittance Detail)
I        Invoiced Separately
J        CTX (NACHA Corporate Trade Exchange - Transaction Plus Remittance Detail in 
         ANSI Standard Flexible Format)
K        Private Netting, Pay by Check
L        Letter of Credit
M        Deduction from Film Rental
N        Billing Account
O        CTP (NACHA Corporate Trade Payment - Transaction Plus Remittance Detail in 
         Fixed Format)
P        Previously Charged
Q        Petroleum Clearinghouse Bank
R        Related Detail Account
S        Summary Account
T        Wire Transfer
U        Direct Pay to Others
V        Lock Box
W        Waived
X        In Kind Payment
Y        Credit
AA       Bank Draft
AB       Cash
AC       Credit Card
AD       Direct Deposit
AE       Money Order
AF       Special Account
AG       Travelers Check