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Updated: March 2026

Market Guide

Commercial Building Energy Requirements in St. Louis

Utility rates, compliance regulations, and benchmarking requirements for commercial real estate in St. Louis, Missouri.

Average Commercial Utility Rates

$0.12Electric Rate
$0.85Gas Rate

Rising

Up 5% YoY; Ameren clean energy transition and grid modernization costs

Energy Regulations & Compliance

St. Louis Benchmarking Ordinance (Board Bill 219)

Active

Annual energy benchmarking for large commercial and multifamily buildings.

50,000 sqft

June 1 annually

Up to $100 per day after notice

Compliance Timeline

June 1 annually

St. Louis Benchmarking Ordinance (Board Bill 219) - 50,000 sqft

Utility Providers

⚡

Ameren Missouri

Electric & Gas

🔥

Spire

Gas

Benchmarking Requirements

✓

Benchmarking is required

50,000 sqft

June 1 annually

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