T-Mobile US (TMUS) Tax Rate (2009 - 2026)

T-Mobile US (TMUS) has 18 years of Tax Rate data on file, last reported at 24.9% in Q1 2026.

• Quarterly Tax Rate rose 184.0% year-over-year to 24.9% in Q1 2026, while the trailing twelve-month figure through Mar 2026 was 23.47% (up 80.0% YoY) and the FY2025 annual result came in at 23.03%, up 10.0% from the prior year.
• Tax Rate climbed to 24.9% in Q1 2026 per TMUS's latest filing, from 20.19% in the prior quarter.
• The five-year high for Tax Rate was 33.74% in Q2 2022, with the low at 12.64% in Q3 2022.
• Average Tax Rate over 5 years is 21.96%, with a median of 23.42% recorded in 2022.
• The widest YoY moves for Tax Rate: up 10763 bps in 2022, down 1220 bps in 2022.
• T-Mobile US's Tax Rate stood at 23.35% in 2022, then advanced by 2 bps to 23.8% in 2023, then retreated by 6 bps to 22.35% in 2024, then fell by 10 bps to 20.19% in 2025, then rose by 23 bps to 24.9% in 2026.
• Business Quant data shows TMUS's Tax Rate at 24.9% in Q1 2026, 20.19% in Q4 2025, and 23.07% in Q3 2025.