Mplx (MPLX) Tax Rate (2012 - 2026)

Mplx (MPLX) has 15 years of Tax Rate data on file, last reported at 0.11% in Q1 2026.

• Tax Rate for Q1 2026 came in at 0.11%, up 2.0% year-over-year; the trailing twelve-month figure through Mar 2026 was 0.13% (down 10.0% YoY), and the FY2024 annual result was 0.23%, down 5.0% from the prior year.
• Tax Rate declined to 0.11% in Q1 2026 per MPLX's latest filing, from 0.19% in the prior quarter.
• Over five years, Tax Rate peaked at 0.78% in Q4 2023 and troughed at 0.07% in Q3 2022.
• A 5-year average of 0.24% and a median of 0.14% in 2026 frame the typical range for Tax Rate.
• On a YoY basis, Tax Rate climbed as much as 54 bps in 2023 and fell as far as 49 bps in 2023.
• A 5-year view of Tax Rate shows it stood at 0.24% in 2022, then surged by 222 bps to 0.78% in 2023, then tumbled by 42 bps to 0.45% in 2024, then tumbled by 57 bps to 0.19% in 2025, then slumped by 44 bps to 0.11% in 2026.
• Business Quant data shows MPLX's Tax Rate at 0.11% in Q1 2026, 0.19% in Q3 2025, and 0.09% in Q2 2025.