On July 8, 2026, HLN released a new version of the Immunization Calculation Engine (ICE), addressing a date calculation issue identified in the previous release.
What’s New in ICE:
- Hepatitis B: Fixed an issue introduced in v2.57.1 where the overdue date for dose 4 in the Hep B 4-dose Series was, in certain circumstances, being calculated incorrectly.
Please see the Release Notes and News Page for a complete list of updates and enhancements in versions 2.57.1 and 2.57.2. Note that there are no changes to the ICE Implementation Guide since v2.57.1. Download ICE v2.57.2 today.
Questions? See our wiki or reach out to the ICE team at ice@hln.com.