List of Reporting Style Codes

The following is a listing of reporting style codes for public companies.

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CIK

Entity Registrant Name

Reporting Frame Code

1 0001035201 CALIFORNIA WATER SERVICE GROUP UTILX-BSR-CF1-XXX-XXXXX-XXXX
2 0000032689 EMPIRE DISTRICT ELECTRIC CO UTILX-BSR-CF1-XXX-XXXXX-XXXX
3 0000043350 Gas Natural Inc. UTILX-BSR-CF1-XXX-XXXXX-XXXX
4 0000753308 NEXTERA ENERGY INC UTILX-BSR-CF1-XXX-XXXXX-XXXX
5 0001111711 NISOURCE INC/DE UTILX-BSR-CF1-XXX-XXXXX-XXXX
6 0001085392 PUGET ENERGY INC /WA UTILX-BSR-CF1-XXX-XXXXX-XXXX
7 0001126956 SPIRE INC UTILX-BSR-CF1-XXX-XXXXX-XXXX
8 0000755001 UNITIL CORP UTILX-BSR-CF1-XXX-XXXXX-XXXX