| Tag | Field Name | AbbrName | Req'd | Comments | ||
|---|---|---|---|---|---|---|
| 1334 | NoUnderlyingLegSecurityAltID | NoUnderlyingLegSecurityAltID | ||||
| > | 1335 | UnderlyingLegSecurityAltID | AltID | |||
| > | 1336 | UnderlyingLegSecurityAltIDSource | AltIDSrc | |||
| Used in the following messages and components | UnderlyingLegInstrument | |||||