20 CFR § 619.4 - Data exchange standardization for the UI Benefits and Tax Systems.

---
identifier: "/us/cfr/t20/s619.4"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "20 CFR § 619.4 - Data exchange standardization for the UI Benefits and Tax Systems."
title_number: 20
title_name: "Employees' Benefits"
section_number: "619.4"
section_name: "Data exchange standardization for the UI Benefits and Tax Systems."
chapter_name: "EMPLOYMENT AND TRAINING ADMINISTRATION, DEPARTMENT OF LABOR"
part_number: "619"
part_name: "UNEMPLOYMENT COMPENSATION DATA EXCHANGE STANDARDIZATION FOR IMPROVED INTEROPERABILITY"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 1111; Section 2104(b) of Pub. L. 112-96; 42 U.S.C. 1302(a)."
regulatory_source: "79 FR 9411, Feb. 19, 2014, unless otherwise noted."
cfr_part: "619"
---


# 619.4 Data exchange standardization for the UI Benefits and Tax Systems.

(a) XML is the data exchange standard for the real time ICON applications set out in § 619.2 and for the SIDES exchanges set out in § 619.3 associated with major IT modernization projects, to upgrade UI Benefits and Tax Systems by SWAs using Federal funds.

(b) The standard designated in paragraph (a) of this section is effective March 21, 2014.