5 Jan 2026

Turning tax credits into cash: How US clean fuel producers monetise their 45Z incentive

Ishka SAVi examines how 45Z monetisation is working in practice in early corporate disclosures and speaks to Jenny Speck...

5 Dec 2025

AC25 round-up: US & China’s CORSIA stance, credit supplies, prices, and more…

This third and final AC25 report summarises the main takeaways around CORSIA adoption, including insurance products bein...

30 Oct 2025

IATA WSS: CORSIA costs expected to rise amid govts. lack of ‘awareness’

Key takeaways from IATA's WSS event, including perspectives on CORSIA’s implementation, shortcomings in SAF project fina...

15 Nov 2024

SAVi Five: COP29 gets underway, turning point for EU jet fuel tax proposal, and more…

UN Secretary-General António Guterres joined calls this week in favour of applying climate solidary levies to polluting ...

25 Oct 2024

SAVi Five: New Commission cautious on jet fuel taxes, first ETS funds for aviation, and more…

Incoming EU Commissioners have outlined limited appetite for unilateral European action on aviation policy, including je...

21 Oct 2024

Explainer: EU ETS Expansion

What does it mean, who could it impact, and what could convince the EU to dismiss it?

16 Oct 2024

Introducing CIRO, a new way to understand airline emissions risks and opportunities

Ishka Insights subscribers can now request a digital copy of the first CIRO Report examining Air France-KLM.

4 Oct 2024

SAVi Five: France and Colombia support aviation taxes, €292bn in e-SAF penalties, and more…

France and Colombia are the latest countries to introduce or increase aviation taxes, with the former targeting to raise...

12 Sep 2024

SAVi Briefing: Is the EU ETS set to expand in 2026? Unpacking the stakes for airlines

This Ishka SAVi Briefing unpacks the conditions and likely impacts of an EU ETS scope expansion, also known as the end o...

4 Sep 2024

Growing EU ETS bills – Which airlines will soon feel the pinch?

This report provides 2023 estimates for ETS bills of major European airlines in relation to their revenues.

5 Jul 2024

SAVi Five: Labour win may mean higher ETS costs for airlines, non-CO2 MRV draft act published, and more…

The UK Labour party earned an absolute majority in parliament on the 4th July general election, an outcome that carbon m...

28 Jun 2024

SAVi Five: Lufthansa adds surcharge for ETS/SAF/CORSIA costs, ESG money in aerospace accused of ‘greenwashing’...

Lufthansa Group has become the first major European airline group to announce environmental cost surcharges for departur...

21 Jun 2024

SAVi Five: ‘Green PSOs’ to prop clean-tech aircraft, EU could yield to IATA on non-CO2 MRV scope, and more…

European Public Service Obligations (PSO) operations can nudge bidding operators to use fuel-efficient aircraft and the ...

29 Apr 2024

Why non-EU airlines flying to Europe could face EU carbon tariffs

Non-EU airlines operating into the EU could towardsbe faced with emissions-related charges in the second half of the dec...

12 Apr 2024

SAVi Five: Global ETS aviation update, SBTi offset controversy, SAF in Japan, and more…

The International Carbon Action Partnership (ICAP), an international forum for governments and public authorities that h...

5 Sep 2023

SAVi Extra: In Europe, a summer of aviation tax demands

This September 2023 issue covers relevant sustainability developments for aviation finance during July and August 2023: ...

18 Aug 2023

SAVi Five: US senators aim to raise $19bn in new aviation taxes, an NGO targets frequent flyer programmes, and...

This week's highlights include a US ‘Air Fair’ legislative proposal to raise $19 billion in private aviation and first/b...

20 Jul 2023

Briefing: Rising EU ETS prices – a boon for neos and MAXs?

Ishka delves into CO2 emissions data powered by PACE and BloombergNEF’s EUA price forecasts to pit new versus old - neos...

6 Jul 2023

SAVi Extra: UK to tighten aviation ETS, following EU lead

This July 2023 issue covers relevant sustainability developments for aviation finance during May and June 2023: sustaina...

1 Jun 2023

Briefing: The airline cost implications of rising EU ETS allowance prices

For decades, fuel and labour have made up the lion’s share of an airline’s operational cost, but in Europe – and potenti...