| QELRO | Tradable permit | Domestic carbon tax |
| Stabilize at 1990 levels by 2010 |
No international trading: 2010
scenario International trading within Annex I countries: 2010@ITP scenario |
Debt reduction: 2010@DEBT scenario Revenue neutral: 2010@REV scenario |
| Stabilize at 1990 levels by 2015 | No international trading: 2015 scenario | |
| 10% reduction from 1990 levels by 2010 | No international trading: 2010@10% scenario |
Annex II Countries: All Annex I countries except the 12 countries undergoing the transition to a market economy.