EX-21.1 14 a2227566zex-21_1.htm EX-21.1

Exhibit 21.1

Significant Subsidiaries

Corporation		Jurisdiction		Organization
FortisUS Holdings Nova Scotia Limited		Canada (Federal)		Corporation
FortisUS Inc.		Delaware		Corporation
UNS Energy Corporation		Arizona		Corporation
Tucson Electric Power Company		Arizona		Corporation
UniSource Energy Services, Inc.		Arizona		Corporation
UNS Electric, Inc.		Arizona		Corporation
UNS Gas, Inc.		Arizona		Corporation
CH Energy Group, Inc.		New York		Corporation
Central Hudson Gas & Electric Corporation		New York		Corporation
FortisBC Holdings Inc.		British Columbia, Canada		Corporation
FortisBC Energy Inc.		British Columbia, Canada		Corporation
FortisWest Inc.		Canada (Federal)		Corporation
FortisBC Inc.		British Columbia, Canada		Corporation
FortisAlberta Inc.		Alberta, Canada		Corporation
Newfoundland Power Inc.		Newfoundland and Labrador, Canada		Corporation
Waneta Expansion Limited Partnership		British Columbia, Canada		Limited Liability Partnership
Fortis Energy (Bermuda) Ltd.		Bermuda		Corporation
Caribbean Utilities Company, Ltd.		Cayman Islands		Corporation