Payment Rule Basis: Settlement basis where it is T or delivery, or trade date, or simply a prepayment.
Restrictions on number of days forward or back it can be based on, and calendar days and business days supported.
Supported Rules:
T + <X> where T is settlement date; where X can be up to 180
On the <X>th business day of next month
On or after <X>th day of next month
On the <X>th business day of the month following contract month
On or after <X>th day of the month following the contract month
Trade date + <X>; where X can be up to 180
Delivery date + <X>; where X can be up to 180
Prepayment based on 100% of value can be rule based on T + <X> where T is settlement date, Delivery date + <X> or Trade date + <X>; limitation of minus 180