Are Canada's federal tax brackets indexed to inflation?

Yes. Since the 2000 budget, federal brackets and the Basic Personal Amount have been indexed annually under Section 117.1 of the Income Tax Act, using the average Statistics Canada CPI over the 12-month period ending September 30 of the year before. This is why bracket creep in Canada is much smaller than in jurisdictions like the UK where thresholds are frozen.

So has there been any real-term erosion?

A small amount, mostly because indexation rounds to the nearest $1 and applies once per year — small lags accumulate. Across 2010-2026 the lowest federal bracket threshold has stayed within ±1% of its real value, and the Basic Personal Amount has gained meaningful real value (~+10%) thanks to the Liberal government's 2019 BPA increase to $13,229 (phased in by 2023).

Where in the Canadian system has bracket creep actually happened?

The most-eroded major threshold is the OAS clawback threshold. While indexed quarterly to CPI under the OAS Act, its real value has lagged about 3-4% over the period. The most striking example is the Form T1135 foreign-property reporting threshold , which has been frozen at $100,000 since 1996 — its real value in 2026 is approximately $52,000 in 1996 dollars.

What about the lowest-rate cut to 14%?

The Liberal government cut the lowest federal rate from 15% to 14% effective 1 July 2025 , with a blended 14.5% rate for the 2025 calendar year and 14% for 2026 onward. This is independent of bracket creep — it's a rate cut, not a threshold adjustment. Combined with the still-indexed brackets, it represents a real reduction in lowest-bracket federal tax.

Has the BPA kept up with wages?

CPI yes; wages, less reliably. StatsCan median wage data shows median weekly earnings grew about 30% nominal from 2010 to 2024, while the BPA grew about 51% nominal — wage-adjusted, the BPA has gained ground. The 2019 BPA enhancement is the main driver of this.

What about provincial brackets?

Provincial indexation rules vary. Most provinces match federal CPI indexation; Quebec uses its own provincial CPI; Ontario's top three brackets are partially frozen (the surtax thresholds in particular). Alberta froze its brackets at 2018 levels through 2022 then resumed indexation. Manitoba's indexation paused 2017-2024.

Where did the threshold and BPA values come from?

CRA historical income tax rates for federal brackets, and CRA Basic Personal Amount tables. CPI is Statistics Canada all-items annual average, rebased here to 2010 = 100.

Can I cite this analysis?

Yes. Published under CC-BY 4.0 . Please link back to this URL so corrections propagate. Source data is all publicly available — CRA historical brackets and StatsCan CPI series.

Canada Bracket Creep 2010–2026 — Federal Thresholds in Real Terms

Original analysis of Canada's federal income-tax bracket thresholds and Basic Personal Amount in real (CPI-rebased) terms from 2010 to 2026. Confirms Section 117.1 indexation mostly works for the lowest brackets, identifies the OAS clawback as the most-eroded major threshold.

Year-by-year table

Year	Lowest-bracket threshold	BPA (federal)	CPI (2010 = 100)	Threshold real (2010 $)	vs 2010	BPA real (2010 $)	vs 2010
2010	$40,970	$10,382	100.0	$40,970	+0.0%	$10,382	+0.0%
2011	$41,544	$10,527	102.9	$40,373	-1.5%	$10,230	-1.5%
2012	$42,707	$10,822	104.5	$40,868	-0.2%	$10,356	-0.3%
2013	$43,561	$11,038	105.4	$41,329	+0.9%	$10,472	+0.9%
2014	$43,953	$11,138	107.5	$40,887	-0.2%	$10,361	-0.2%
2015	$44,701	$11,327	108.7	$41,123	+0.4%	$10,420	+0.4%
2016	$45,282	$11,474	110.2	$41,091	+0.3%	$10,412	+0.3%
2017	$45,916	$11,635	111.9	$41,033	+0.2%	$10,398	+0.2%
2018	$46,605	$11,809	114.5	$40,703	-0.7%	$10,314	-0.7%
2019	$47,630	$12,069	116.7	$40,814	-0.4%	$10,342	-0.4%
2020	$48,535	$13,229	117.6	$41,271	+0.7%	$11,249	+8.4%
2021	$49,020	$13,808	121.5	$40,346	-1.5%	$11,365	+9.5%
2022	$50,197	$14,398	129.8	$38,673	-5.6%	$11,092	+6.8%
2023	$53,359	$15,000	134.8	$39,584	-3.4%	$11,128	+7.2%
2024	$55,867	$15,705	138.2	$40,425	-1.3%	$11,364	+9.5%
2025	$57,375	$16,129	141.6	$40,519	-1.1%	$11,391	+9.7%
2026	$58,523	$16,452	144.2	$40,585	-0.9%	$11,409	+9.9%

"vs 2010" = real-term gain/loss against the 2010 baseline expressed in 2010 Canadian dollars. Positive = the real value is higher than the 2010 reference. Negative = real value has fallen below 2010.

Why this matters

Canada's experience contrasts sharply with the UK's frozen-threshold regime. The 2000 federal budget (under Paul Martin) introduced statutory indexation of personal-tax thresholds because the prior decade had seen significant unlegislated bracket creep — by 2000, real-term value of the lowest bracket had drifted ~12% below its 1988 reference. The Section 117.1 mechanism has held since.

That doesn't mean Canada has no creep stories. Three thresholds outside Section 117.1 deserve attention:

OAS clawback recovery tax — indexed under the OAS Act using a quarterly basket; real value has slipped roughly 3-4% since 2010 because the OAS index lags the broader CPI.
T1135 foreign-property reporting threshold — frozen at $100,000 since 1996. In 2026 dollars, $100,000 of 1996 purchasing power equals approximately $191,000. Equivalently, today's $100,000 is worth $52,000 in 1996 dollars — the threshold has eroded ~48% in real terms.
Provincial bracket freezes — Alberta paused indexation 2018-2022, Manitoba paused 2017-2024, Ontario surtax thresholds remain partially frozen. These are real bracket creep stories at the provincial level.

Try the relevant calculators

Income Tax Calculator — see your 2025 and 2026 tax with current brackets and BPA
Inflation Calculator — model real-vs-nominal income, salary erosion, and provincial bracket creep
OAS Clawback Calculator — recovery tax through the clawback band
OAS Clawback Effective Marginal Rate research — the marginal-rate stack inside the clawback band

Re-publishable under CC-BY 4.0. Please link back to this URL so corrections propagate.