This release implements the Linkage Discovery validations for linkages within a given firm. Intrafirm Linkage validates that related CAT events within the lifecycle of an order are able to link within an Industry Member’s events. For example, the system validates linkage between a New Order event and a Route event submitted by an Industry Member for the same order. The error codes associated with this release can be found in Section 3 of Appendix E in the Tech Spec.