Kinder Morgan, Inc. (KMI) Tax Rate (2010 - 2026)

Kinder Morgan's Tax Rate history runs 17 years deep, the most recent figure standing at 22.28% for Q1 2026.

• Quarterly Tax Rate rose 226.0% year-over-year to 22.28% in Q1 2026, while the trailing twelve-month figure through Mar 2026 was 21.44% (up 165.0% YoY) and the FY2025 annual result came in at 20.84%, up 68.0% from the prior year.
• Tax Rate was 22.28% for Q1 2026 at Kinder Morgan, up from 21.76% in the prior quarter.
• Across five years, Tax Rate topped out at 25.0% in Q4 2023 and bottomed at 14.79% in Q3 2024.
• A 5-year average of 21.13% and a median of 21.8% in 2023 frame the typical range for Tax Rate.
• Annual changes were most pronounced in 2024 — Tax Rate sank 592 bps — and 2025, when it surged 726 bps.
• Kinder Morgan's Tax Rate stood at 22.22% in 2022, then rose by 13 bps to 25.0% in 2023, then fell by 12 bps to 22.11% in 2024, then dropped by 2 bps to 21.76% in 2025, then rose by 2 bps to 22.28% in 2026.
• Business Quant data shows KMI's Tax Rate at 22.28% in Q1 2026, 21.76% in Q4 2025, and 22.05% in Q3 2025.