DTE Electric Investor Presentation Deck

DTE Gas: replacing aging infrastructure to reduce GHG emissions Achieved operational successes Reached over 8,700 customers enrolled in CleanVision Natural Gas Balance Program . . Focusing on continued infrastructure renewal efforts Completing third phase of major transmission renewal project in Northern Michigan Continuing main renewal program with target of 200 miles in 2022 • Finished first and second phases of major transmission renewal project in Northern Michigan ● Over $6 billion investment plan over the next 10 years DTE DTE Gas investment plan (billions) $3.1+ $1.5 $1.6 2022 - 2026 Additional opportunity Base Infrastructure Main renewal 12

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