Commenting on the EPA's proposed Tier 3 rules, Northern Tier Energy (NTI -0.3%) says its St....

|About: Northern Tier Energy (NTI)|By:, SA News Editor

Commenting on the EPA's proposed Tier 3 rules, Northern Tier Energy (NTI -0.3%) says its St. Paul Park Refinery produces its gasoline in accordance with current standards, and proposed updated standards will have no material financial impact; preliminary assessments predict no capital spending will be needed to comply with the new rules. Shares had been down as much as 6.6% this morning.