106.110—Appealing a PHMSA Action.
         You may appeal the following PHMSA actions:
    
    
        
        (a) 
         PHMSA's issuance of a final rule or PHMSA's withdrawal of a notice of proposed rulemaking under the rulemaking procedures in this part. However, you may appeal PHMSA's issuance of a direct final rule only if you previously filed comments to the direct final rule (see  § 106.40(e) ).