The emission trading system that the government was planning or is still planning to develop—it's a little tricky here—which is the emission trading system, is not very different from the one in the U.S. for sulphur dioxide. It's not that different. It's the same principle, with some differences. In our case, we were looking at an intensity target. In their case, it's an absolute number.
On October 3rd, 2006. See this statement in context.