Field UnderlyingPaymentStreamDelayIndicator (40570) - FIX Protocol FIX.5.0SP2 EP240
Applicable to credit default swaps on mortgage backed securities to specify whether payment delays are applicable to the fixed amount. Residential mortgage backed securities typically have a payment delay of 5 days between the coupon date of the reference obligation and the payment date of the synthetic swap. Commercial mortage backed securities do not typically have a payment delay, with both payment dates (the coupon date of the reference obligation and the payment date of the synthetic swap) being on the 25th of each month.
Added in protocol FIX.5.0SP2 (161)