EXHIBIT 21.1

JOHNSON CONTROLS INTERNATIONAL PLC

The following is a list of significant subsidiaries of Johnson Controls International plc, as defined by Section 1.02(w) of Regulation S-X, as of September 30, 2018.

Name of Company	Jurisdiction Where Subsidiary is Incorporated
Johnson Controls Battery Group	Wisconsin, U.S.A.
Johnson Controls, Inc.	Wisconsin, U.S.A.