OPEC+ Set to Hold October Oil Output Steady Ahead of Quota Review
OPEC+ is expected to keep October oil output unchanged on Sunday as regional conflicts disrupt exports and the group prepares for a 2027 quota review.
By Muhamed Porić
September 6, 2026 at 10:54 AM

OPEC+ is set to keep its crude oil output policy unchanged for October at a meeting on Sunday, pausing further volume changes while member nations navigate maritime disruptions and prepare for upcoming quota negotiations.
The steady stance follows the coalition's decision in August to implement a production increase for September. That adjustment finalized the phased unwinding of a 1.65 million-barrel-per-day supply reduction that member states originally introduced in 2023.
Delegates are now holding off on further market interventions until member nations can establish new production parameters. The pause reflects the producer alliance's constrained leverage over global energy markets, as unexpected physical supply disruptions and internal disputes over future allocations limit the group's options.
Why Are Hormuz Shipments Disrupted?
A central factor constraining the group's policy decisions is the ongoing war involving Iran, which continues to disrupt commercial oil shipments navigating the Strait of Hormuz.
These export bottlenecks have prevented several member nations from hitting their designated output levels. With actual deliveries falling well short of production targets, the alliance faces reduced influence over worldwide crude pricing and overall market share.
How Will 2027 Quotas Be Determined?
Before taking further supply actions, the alliance is working to establish verified production capacity numbers to govern oil allocations starting in 2027.
Texas-based energy consultancy DeGolyer and MacNaughton is conducting an independent review of member nations' maximum production capabilities. The firm is scheduled to deliver its formal assessment to OPEC at the end of September.
The capacity findings will shape upcoming baseline negotiations by addressing key operational factors:
- Verifying actual sustainable output capacity across individual member oilfields
- Setting updated reference points to eliminate long-standing disagreements over individual country allocations
- Creating an audited baseline structure to determine output quotas taking effect in 2027
Baseline negotiations historically represent a contentious process for the coalition, as an elevated baseline affords a member state the legal leeway to export greater volumes under alliance rules.
What Comes Next for the Alliance?
Once DeGolyer and MacNaughton submits its audit at the close of September, representatives will use the technical capacity data to structure 2027 production commitments.
Until the alliance finishes setting those future baselines and assesses the ongoing transit obstacles in the Strait of Hormuz, member countries intend to keep their current production caps frozen into October.
Muhamed Porić
Founder and Editor of Embers.
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