Flying Into a Carbon-Conscious Future
ICAO’s review of 26 carbon credit programs for CORSIA’s 2027–2029 phase marks a pivotal step that will shape the future of aviation carbon markets as stricter offsetting rules come into force.
There’s something quietly significant happening in the world of aviation—and it’s not about new aircraft or cheaper tickets. It’s about carbon.
The International Civil Aviation Organization (ICAO), the UN body that keeps global aviation in check, has just crossed an important milestone in its CORSIA program—the industry’s main tool for offsetting carbon emissions. For the upcoming second phase (2027–2029), a total of 26 carbon credit programs have stepped forward, hoping to be part of the system.
Now, that might not sound like headline news at first. But it actually says a lot about where the industry is heading.
Behind the scenes, ICAO’s Technical Advisory Body is going through each application with a fine-tooth comb. They’re asking the hard questions: Are these carbon credits genuinely making a difference? Are the emissions reductions real, measurable, and long-lasting? In a market that has sometimes struggled with credibility, those questions matter more than ever.
Starting in 2027, things get more serious. Airlines won’t just be encouraged—they’ll be required to offset their emissions growth using approved carbon credits. And not just any credits, but ones that meet stricter environmental standards than before.
That’s where things get interesting.
On one hand, the growing number of applicants shows just how much the carbon market is expanding. There’s clearly demand, and plenty of players want in. On the other hand, stricter rules mean not everyone will make the cut. And if approvals take too long—or if too few programs qualify—airlines could find themselves scrambling for high-quality credits.
So, we’re looking at a bit of a balancing act: raising the bar without choking supply.
In the end, the decisions ICAO makes in the coming months won’t just affect a list of approved programs. They’ll shape the future of carbon markets in aviation—and possibly influence how much it costs all of us to fly.
Not bad for something that most passengers will never even see on their ticket.