Known Issue 462

In specific scenarios, CAT XOL treaties with Applies to LOB terms are not getting applied correctly.

Issue ID	462
Summary	In specific scenarios, CAT XOL treaties with Applies to LOB terms are not getting applied correctly.
Description	The issue arises when running a CAT XOL analysis on an exposure with save by contract, and subarea settings, and with applies to LOB term in the CAT XOL treaty. The Post-CAT Net loss numbers indicate that the treaty is being incorrectly applied to all LOBs. The root cause of this issue lies in the back allocation logic causing Post-CAT Net losses to be backallocated across all contracts instead of applying the intended LOB-level filtering.
Resolved in	Touchstone(Re) 13.2 Service Pack
Date posted	02/24/2026
Software versions affected	13.0, 13.1
Feature set	Detailed loss
Models
Potential for loss numbers impact	Yes
Workaround