250.1155—What information must I submit for sensitive reservoirs?
         You must submit to the Regional Supervisor an original and two copies of Form MMS-127; one of the copies must be a public information copy in accordance with  §§ 250.186 and 250.197, and marked “Public Information.” You must also submit two copies of the supporting information, as listed in the table in  § 250.1167. You must submit this information:
    
    
        
        (a) 
         Within 45 days after beginning production from the reservoir or discovering that it is sensitive;
    
    
        
        (b) 
         At least once during the calendar year, but you do not need to resubmit unrevised structure maps ( § 250.1167(a)(2)) or previously submitted well logs ( § 250.1167(c)(1) );
    
    
    
        
        (d) 
         Within 45 days after the Regional Supervisor classifies the reservoir as sensitive under  § 250.1154(c).