|  | 42510 | LegReturnRateValuationDateRelativeTo | Reltv |  |  | Added EP208 | 
|  | 42511 | LegReturnRateValuationDateOffsetPeriod | OfstPeriod |  | Conditionally required when LegReturnRateValuationDateOffsetUnit(42512) is specified. | Added EP208 | 
|  | 42512 | LegReturnRateValuationDateOffsetUnit | OfstUnit |  | Conditionally required when LegReturnRateValuationDateOffsetPeriod(42511) is specified. | Added EP208 | 
|  | 42513 | LegReturnRateValuationDateOffsetDayType | OfstDayTyp |  |  | Added EP208 | 
|  | 42514 | LegReturnRateValuationStartDateUnadjusted | StartDtUnadj |  |  | Added EP208 | 
|  | 42515 | LegReturnRateValuationStartDateRelativeTo | StartDtReltv |  |  | Added EP208 | 
|  | 42516 | LegReturnRateValuationStartDateOffsetPeriod | StartDtOfstPeriod |  | Conditionally required when LegReturnRateValuationStartDateOffsetUnit(42517) is specified. | Added EP208 | 
|  | 42517 | LegReturnRateValuationStartDateOffsetUnit | StartDtOfstUnit |  | Conditionally required when LegReturnRateValuationStartDateOffsetPeriod(42516) is specified. | Added EP208 | 
|  | 42518 | LegReturnRateValuationStartDateOffsetDayType | StartDtOfstDayTyp |  |  | Added EP208 | 
|  | 42519 | LegReturnRateValuationStartDateAdjusted | StartDt |  |  | Added EP208 | 
|  | 42520 | LegReturnRateValuationEndDateUnadjusted | EndDtUnadj |  |  | Added EP208 | 
|  | 42521 | LegReturnRateValuationEndDateRelativeTo | EndDtReltv |  |  | Added EP208 | 
|  | 42522 | LegReturnRateValuationEndDateOffsetPeriod | EndDtOfstPeriod |  | Conditionally required when LegReturnRateValuationEndDateOffsetUnit(42523) is specified. | Added EP208 | 
|  | 42523 | LegReturnRateValuationEndDateOffsetUnit | EndDtOfstUnit |  | Conditionally required when LegReturnRateValuationEndDateOffsetPeriod(42522) is specified. | Added EP208 | 
|  | 42524 | LegReturnRateValuationEndDateOffsetDayType | EndDtOfstDayTyp |  |  | Added EP208 | 
|  | 42525 | LegReturnRateValuationEndDateAdjusted | EndDt |  |  | Added EP208 | 
|  | 42526 | LegReturnRateValuationFrequencyPeriod | FreqPeriod |  | Conditionally required when LegReturnRateValuationFrequencyUnit(42527) is specified. | Added EP208 | 
|  | 42527 | LegReturnRateValuationFrequencyUnit | FreqUnit |  | Conditionally required when LegReturnRateValuationFrequencyPeriod(42526) is specified. | Added EP208 | 
|  | 42528 | LegReturnRateValuationFrequencyRollConvention | Roll |  | When specified, this overrides the date roll convention defined in the LegDateAdjustment component in InstrumentLeg. The specified values would be specific to this instance of return rate valuation dates. | Added EP208 | 
|  | 42529 | LegReturnRateValuationDateBusinessDayConvention | BizDayCnvtn |  | When specified, this overrides the business day convention defined in the LegDateAdjustment component in InstrumentLeg. The specified value would be specific to payment stream return rate valuation dates. | Added EP208 | 
|  | Component(-) | LegReturnRateValuationDateBusinessCenterGrp | BizCtr |  | When specified, this overrides the business day convention defined in the LegDateAdjustment component in InstrumentLeg. The specified values would be specific to payment stream return rate valuation dates. | Added EP208 |