1552 Option Type Code
TYPE=ID MIN=1 MAX=2
Code indicating the type of option provided
1 Assumability
2 Callability
3 Prepayment
4 Convertibility
5 Limited Payment
6 Adjustability
7 User-defined
8 Negative Amortization
9 Automatic Refinance
10 Modification
11 Construction Phase
12 Permanent Phase
13 Payment Frequency
ZZ Mutually Defined