After Creation of Interest rate instrument in Transaction FTR_CREATE system is assigning by default REF_OTC (Account Assignment reference for position management.
Can any one tell me what is the purpose of using transaction code TPM3 ?
Process Account Assignment Reference Allocations is it mandate to assign or optional. If i will not assign any Account assignment reference of Position management system is taking by default REF_OTC.
Please guide me is it mandate or optional if i will not assign what it the impact on position management.