Unrecognized Tax Benefits of CANADIAN NATIONAL RAILWAY CO from 31 Dec 2010 to 31 Dec 2025

Taxonomy & unit
us-gaap: CAD
Description
Amount of unrecognized tax benefits.
Summary
CANADIAN NATIONAL RAILWAY CO quarterly Unrecognized Tax Benefits in CAD history and change rate from 31 Dec 2010 to 31 Dec 2025.
  • CANADIAN NATIONAL RAILWAY CO Unrecognized Tax Benefits for the quarter ending 31 Dec 2025 was CA$41,000,000, unchanged year-over-year.
Source SEC data
View on sec.gov
Unrecognized Tax Benefits, Quarterly (CAD)
Unrecognized Tax Benefits, YoY Quarterly Change (%)

CANADIAN NATIONAL RAILWAY CO Quarterly Unrecognized Tax Benefits (CAD)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 CA$41,000,000 CA$0 0% 31 Dec 2025 6-K 04 Feb 2026 2025 FY
Q4 2024 CA$41,000,000 -CA$5,000,000 -11% 31 Dec 2024 6-K 04 Feb 2026 2025 FY
Q4 2023 CA$46,000,000 -CA$6,000,000 -12% 31 Dec 2023 6-K 04 Feb 2026 2025 FY
Q4 2022 CA$52,000,000 -CA$12,000,000 -19% 31 Dec 2022 6-K 04 Feb 2026 2025 FY
Q4 2021 CA$64,000,000 -CA$28,000,000 -30% 31 Dec 2021 6-K 04 Feb 2025 2024 FY
Q4 2020 CA$92,000,000 +CA$30,000,000 +48% 31 Dec 2020 6-K 01 Feb 2021 2020 FY
Q4 2019 CA$62,000,000 -CA$12,000,000 -16% 31 Dec 2019 6-K 01 Feb 2021 2020 FY
Q4 2018 CA$74,000,000 CA$0 0% 31 Dec 2018 6-K 01 Feb 2021 2020 FY
Q4 2017 CA$74,000,000 +CA$13,000,000 +21% 31 Dec 2017 6-K 01 Feb 2021 2020 FY
Q4 2016 CA$61,000,000 +CA$34,000,000 +126% 31 Dec 2016 6-K 31 Jan 2020 2019 FY
Q4 2015 CA$27,000,000 -CA$8,000,000 -23% 31 Dec 2015 6-K 01 Feb 2019 2018 FY
Q4 2014 CA$35,000,000 +CA$5,000,000 +17% 31 Dec 2014 6-K 31 Jan 2018 2017 FY
Q4 2013 CA$30,000,000 -CA$6,000,000 -17% 31 Dec 2013 6-K 01 Feb 2017 2016 FY
Q4 2012 CA$36,000,000 -CA$10,000,000 -22% 31 Dec 2012 6-K 01 Feb 2016 2015 FY
Q4 2011 CA$46,000,000 -CA$11,000,000 -19% 31 Dec 2011 6-K 02 Feb 2015 2014 FY
Q4 2010 CA$57,000,000 31 Dec 2010 6-K 03 Feb 2014 2013 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.