Summary of what would happen to Alaska's current exemption from the 500 ppm sulfur ruling. Summarized the language in the ruling that allows for Alaska to adopt an alternative transition plan. Plan options that might make sense for Alaska. Necessary requirements for an Alaska alternative plan. Failure to submit an alternative plan means Alaska must comply with the national rule.
Refiners can use same flexibilities offered in the national rule.
The plan needs assurance of fuel availability and a termination date.