Global Aviation Sustainability Outlook 2026
Page 41 of 71 · WEF_Global_Aviation_Sustainability_Outlook_2026.pdf
Corporate offtakes and partnerships
Last year saw growing interest in SAF book-and-
claim mechanisms, with increasing emphasis on
the role companies can play to decarbonize their
business travel by purchasing SAF certificates, while
supporting plant scaling-up and fuel production.
SAF certificates and book-and-claim
Many airlines and air cargo carriers have book-and-
claim travel programmes through which they sell
SAF certificates to businesses flying with them or
purchasing goods flown on their aircraft, to reduce
emissions associated with air travel – typically
counted under companies’ Scope 3 emissions.
Bilateral interviews have highlighted how the
expansion of these corporate travel programmes is
a top priority for airlines and carriers. However, the
proportion of businesses buying SAF certificates
to offset business travel emissions is currently
extremely small.
Similarly, fuel producers have reported they are
monitoring the book-and-claim landscape to review
the feasibility of introducing new business models
for corporate customers. Some governments
have indicated they are exploring book-and-claim
mechanisms, both to facilitate compliance with
mandates and to overcome potential feedstock
availability and cost constraints in some regions.
Selected industry trials are taking place, such as
the collaboration between Mizuho, ENEOS and
other players, that completed its first phase in
Summer 2025 with a test purchase of Scope 3
certificates.160 Intermediaries and facilitators acting
between supply and demand have emerged as one-stop-shops for businesses, trying to capitalize
on the fragmented landscape caused by the
multiple players now selling, buying and re-selling
SAF certificates.
Challenges facing book-and-claim
and SBTi compliance
Despite increasing interest in book-and-claim
from multiple stakeholders, and stable voluntary
demand from corporates for SAF throughout 2025
even in today’s geopolitical context, recognition of
book-and-claim as a legitimate mechanism that
companies can use to meet their targets under
the Science Based Targets initiative (SBTi) remains
uncertain. This most likely contributes to the limited
corporate demand for such mechanisms.
In 2025, SBTi launched two consultations on
the revised version 2.0 of its Corporate Net-
Zero Standard, which opened the pathway for
SAF certificates to be allowed as an indirect
mitigation measure under certain criteria and
circumstances. The industry has broadly welcomed
this development, but confidence in the outcome
continues to be moderated by significant
uncertainty and divergence of views.
A survey conducted by the World Economic Forum
in December 2025 with 18 First Movers Coalition
members and partners to gauge their views on
the SBTi’s second consultation showed that fewer
than half of respondents felt the revised Corporate
Net-Zero Standard is moving in a positive direction,
with additional concerns mounting around the
challenges of implementing the standard (see
Figure 10).Corporate commitments to purchase SAF continue to play
a critical role in helping scale the industry. By procuring SAF
for your travel program today, your organization is providing
bankable demand for this important technology, which helps
to continue investment flow into the sector and, in turn, future-
proof economic growth and connectivity.
Paul Abbott, Chief Executive Officer, Amex GBT
The role of tech and industry in driving decarbonization has
never been clearer. By investing in sustainable fuels today, we
are demonstrating how climate ambition must be matched
by concrete action. Through concerted action like AVEVA’s
investment in SAF book-and-claim, industries can scale new
technologies, minimize life-cycle emissions and set a higher
standard for responsible growth.
Caspar Herzberg, Chief Executive Officer, AVEVA
Global Aviation Sustainability Outlook 2026
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