CUSMA Review Begins in 60 Days — Prairie Grain, Canola, and Pork Access All On the Table

The Development

The first mandatory joint review of the Canada-United States-Mexico Agreement (CUSMA) begins July 1, 2026 — 60 days from today. The review is embedded in Article 34.7 of the agreement and requires all three parties to assess the agreement’s operation and confirm in writing whether they wish to extend it for a further 16 years, to 2042. If any party declines to confirm extension, annual reviews replace the six-year cycle and the agreement expires automatically on July 1, 2036.

The stakes for Prairie agricultural producers are direct. Under CUSMA, Canadian canola and canola products, wheat, lentils, peas, beef, and pork all move to the U.S. market either tariff-free or at significantly reduced rates. Without CUSMA-compliant status, the baseline U.S. tariff on Canadian goods — currently set at 25% for most categories under the IEEPA framework established earlier in 2025 — applies. The Canola Council of Canada has confirmed that CUSMA-compliant canola and canola products are currently entering the U.S. tariff-free. That status is contingent on the agreement remaining in force and Canadian goods maintaining their CUSMA-compliant documentation.

On March 31, 2026, the Office of the United States Trade Representative (USTR) submitted its 2026 National Trade Estimate (NTE) report to President Trump and Congress. The NTE formally documents U.S. trade grievances with Canada, including Canada’s administration of dairy tariff rate quotas (TRQs), supply management for dairy, poultry, and eggs, digital regulations, and various non-tariff barriers. USTR Ambassador Jamieson Greer has explicitly tied any 16-year extension to resolution of what the U.S. describes as “specific and structural issues” — with dairy TRQ administration positioned as the lead agricultural irritant. On April 21, 2026, Prime Minister Mark Carney announced a 24-member Advisory Committee on Canada-U.S. Economic Relations, chaired by Dominic LeBlanc, with its first meeting held April 27. Canada’s own consultations, conducted by Global Affairs Canada between September 20 and November 3, 2025, generated 5,143 submissions — a volume the government described as reflecting the “different international trading environment” facing Canada heading into this review.

Source: Global Affairs Canada, Canada Gazette (August 17, 2024); Global Affairs Canada, What We Heard — 2025 Public Consultations on the CUSMA Review (February 6, 2026); USTR, 2026 National Trade Estimate Report (March 31, 2026); Government of Canada, Canada’s Response to U.S. Tariffs.

Historical Pattern Analysis

The mechanism operating here — a non-agricultural irritant being used as leverage to extract agricultural concessions, with broad agricultural tariff exposure held in reserve as a backstop — has a direct precedent in the 2018 Section 232 / retaliatory tariff cycle.

When the U.S. imposed 25% tariffs on Canadian steel and 10% on aluminum in June 2018 under national security provisions, Canada retaliated with dollar-for-dollar tariffs on U.S. goods including pork, beef offal, orange juice, yogurt, and prepared meals. Neither steel nor agriculture was the original point of contention, but agricultural categories on both sides of the border were drawn into the retaliatory cycle within weeks of the original action. The tariffs remained in place for nearly a year before being lifted in May 2019 as part of pre-CUSMA ratification negotiations. During that period, Canadian livestock and processed food exporters faced material competitive disadvantage in the U.S. market, and U.S. agricultural exporters to Canada faced the same in reverse.

The more precise structural parallel to the current situation is the 2018–2019 CUSMA renegotiation itself, conducted under pressure from a U.S. administration using the threat of NAFTA withdrawal as leverage. In that negotiation, supply management was targeted directly — Canada agreed to expand dairy TRQ access for U.S. producers as a condition of reaching a deal — while grain and pulse sectors, which were not the source of the dispute, faced months of investment and planning uncertainty while the outcome was unclear. The final agreement preserved zero-tariff access for Prairie grains, canola, and pork, but the negotiation period itself produced basis volatility and deferred decisions across the sector.

The relevant lesson from both analogues: when supply management is the focal point of a Canada-U.S. trade dispute, Prairie grain and oilseed producers — whose products are not the subject of the dispute — bear collateral exposure through three channels. First, the risk that retaliatory or punitive tariff escalation is applied across a broader list of Canadian agricultural products. Second, basis weakness driven by market uncertainty while negotiations are unresolved. Third, deferred input and infrastructure investment decisions as producers wait for clarity on market access conditions before committing to production plans.

The 2018–2020 US-China trade war provides a secondary reference point for what displacement looks like when a major bilateral agricultural tariff action runs to partial resolution over two years. Canadian producers benefited modestly from Chinese demand displacement of U.S. soybeans during that period — a partial offset that demonstrates the dual nature of third-party trade disruptions. A parallel opportunity could emerge in the current CUSMA review cycle if U.S. agricultural exports to Canada face renewed tariff exposure: Canadian producers of competing domestic products would gain short-term pricing support. The scale of that offset, however, would be limited relative to the downside exposure of losing or degrading CUSMA-compliant access for canola oil, pork, and grain to the U.S. market.

Potential Near-Term Outcomes for Prairie Producers

If the CUSMA review follows the pattern of the 2018–2019 CUSMA renegotiation, Prairie producers can expect the following range of outcomes across the next six months:

Base case — Managed extension with targeted concessions: The most structurally likely outcome, based on the 2018–2019 precedent, is that the three parties confirm extension with side understandings on dairy TRQ administration and selected non-tariff issues. Under this scenario, CUSMA-compliant canola, grain, and pork access is preserved without modification. Basis volatility and planning uncertainty persist through the negotiation period — approximately through Q3 2026 — then normalizes. This is consistent with PM Carney’s public positioning that supply management will not be offered as a concession, and with the USTR’s stated focus on TRQ administration mechanics rather than structural dismantlement of supply management.

Elevated-risk case — Stalled extension and annual review cycle: If the U.S. declines to confirm extension by July 1, 2026, the agreement enters annual review mode under Article 34.7, running to the 2036 expiry. This does not immediately terminate CUSMA-compliant access, but it introduces structural uncertainty that would rationally depress basis for CUSMA-dependent commodities and could incentivize U.S. buyers of Canadian canola oil and pork to develop alternative supply arrangements as insurance. If this follows the pattern of the 2019 Section 232 resolution timeline — roughly 11 months from imposition to removal — Prairie producers face a planning horizon through mid-2027 under elevated uncertainty.

Tail risk — Tariff snapback on agricultural categories: If negotiations deteriorate and the U.S. applies non-CUSMA-compliant tariff rates to Canadian agricultural goods — the 25% IEEPA baseline — canola oil exports to U.S. biofuel refiners face immediate competitive disruption. At 95% of Canadian canola oil exports directed to the U.S. market, there is no near-term diversification alternative of comparable scale. Prairie pork producers, whose supply chain is deeply integrated with U.S. processing capacity, face a structurally analogous exposure. This scenario has no recent precedent for canola specifically but is structurally similar to the China canola licence suspension of 2019, which removed access to a market absorbing roughly 40% of Canadian canola exports within weeks of the triggering event and took approximately two years to partially normalize.

What to Watch

1. USTR formal CUSMA review communications and joint review process statements The July 1, 2026 joint review opening will be accompanied by formal communications from all three parties. Any indication that the U.S. is conditioning extension on specific Canadian agricultural concessions — beyond the dairy TRQ administration issue already flagged in the 2026 NTE — is the primary escalation signal for Prairie grain and oilseed producers. Source: Office of the United States Trade Representative — ustr.gov

2. Canadian Grain Commission weekly export data Any decline in CUSMA-compliant grain and oilseed shipment volumes to the U.S. during the review period would be an early signal of buyer-side caution. Watch for week-over-week movement in wheat, canola, and pulse export data specifically. Source: Canadian Grain Commission — grainscanada.gc.ca

3. Government of Canada counter-tariff list updates Canada removed most counter-tariffs on CUSMA-compliant U.S. goods effective September 1, 2025. Steel, aluminum, and auto tariffs remain. Any expansion of the Canadian counter-tariff list into agricultural categories — particularly U.S. grains, pork, or processed foods — signals that the negotiation is deteriorating and would be a precursor to reciprocal U.S. action on Canadian agricultural exports. Source: Government of Canada, Finance Canada — canada.ca/en/department-finance

4. ICE Futures Canada canola basis levels Watch the spread between ICE canola futures and country elevator bids at Prairie delivery points. Basis widening of more than $10–15/tonne from current levels, without a corresponding supply or quality explanation, indicates that commercial buyers are discounting CUSMA access risk into their bids. This is the earliest farm-level signal of market uncertainty translating into producer price exposure. Source: ICE Futures Canada — theice.com

Cross-Reference to Related WFR Coverage

Canada-China Canola Preliminary Deal — 2026 Analysis

US Oat Import Dependency and Canadian Export Exposure — Tariff Watch

Canadian Pork Export Market Access — Livestock Products

FLAG 1
Affected domain: US Markets
Trigger event: The CUSMA joint review begins July 1, 2026, with the U.S. using dairy TRQ administration as the stated leverage point for any 16-year extension.

Potential knock-on effect: If CUSMA extension is not confirmed by July 1, U.S. buyers of Canadian canola oil — who currently source approximately 95% of Canadian canola oil exports for biofuel refining — face supply uncertainty and may begin developing alternative feedstock arrangements. The U.S. domestic canola crush sector, which relies on Canadian seed imports, faces parallel disruption. A stalled review would likely produce demand-side repositioning among U.S. buyers before any formal tariff change, compressing Canadian canola oil and seed basis as the uncertainty discount builds into bids.

FLAG 2
Affected domain: Livestock Products
Trigger event: CUSMA review introduces structural uncertainty for Canadian pork and beef exports to the U.S. market, currently operating tariff-free under a deeply integrated North American supply chain.

Potential knock-on effect: Canada exports over $5 billion in pork annually, with the U.S. as a primary market. A tariff snapback to non-CUSMA rates (25% IEEPA baseline) would immediately disrupt live hog and processed pork cross-border flows. Given the integration of the North American hog supply chain — Canadian weanlings processed in U.S. facilities, U.S. feed grains moving north — any tariff imposition creates dislocation at multiple points simultaneously, similar in mechanism to the 2018 Section 232 retaliation cycle that targeted U.S. pork entering Canada. Resolution in that cycle took approximately 11 months.

FLAG 3
Affected domain: Crop Reports
Trigger event: CUSMA review uncertainty arrives simultaneously with 2026 spring planting decisions, with canola already under basis pressure from the China tariff disruption and partial January 2026 preliminary deal.

Potential knock-on effect: Prairie producers facing dual market uncertainty — unresolved China canola seed tariff at 15% and unresolved CUSMA extension status — may accelerate the 2025 acreage shift from canola to spring wheat observed during the China tariff disruption. If CUSMA uncertainty extends through Q3 2026 without resolution, the 2027 planting intention data from Statistics Canada will likely show a meaningful second-year reduction in canola acres. Spring wheat, with its globally diverse buyer base, offers producers a hedge against bilateral market risk concentration.

FLAG 4
Affected domain: Input Prices
Trigger event: CUSMA review uncertainty coincides with continued U.S. tariffs on Canadian steel and aluminum (counter-tariffs remain in effect on both sides), with implications for farm equipment costs.

Potential knock-on effect: Farm equipment manufactured in Canada with Canadian steel content faces U.S. tariff exposure; equipment manufactured in the U.S. with Canadian steel or aluminum inputs faces cost inflation before crossing north. The 25% U.S. steel tariff on non-CUSMA-compliant goods and Canada’s retained counter-tariffs on U.S. steel and aluminum translate directly into equipment purchase cost volatility. A no-deal or stalled CUSMA review outcome that expands tariff exposure to additional manufacturing categories would compound this effect heading into fall equipment purchasing.

Disclaimer

The forward-looking analysis in this post is based on documented historical patterns from comparable past events. It does not constitute a prediction, financial advice, or a guarantee of future outcomes. Western Farm Report uses historical pattern analysis as an early warning tool — to give producers advance notice of conditions that have emerged in similar situations before, so they have time to develop contingency plans before those conditions materialize. This information is not a basis for business decisions. Producers are encouraged to use this analysis as a prompt to consult qualified advisors now, while time permits, to discuss what steps they would take if a given scenario unfolds. Western Farm Report, its editors, and contributors accept no liability for any financial loss, loss of income, or damage to business reputation arising from any use of this information.

Tags: CUSMA, CUSMA review 2026, Canadian agriculture trade, canola tariff, Canadian grain exports, supply management, Canadian pork exports, USTR National Trade Estimate, Canada US trade agreement, Prairie farm income

AI Disclosure

This post was produced with AI assistance. All sources are attributed and linked. Western Farm Report editorial standards apply.