| Section 424.01 | Definitions | 
                
                
                  | Section 424.02 | General | 
                
                
                  | Section 424.10 | Factors for listing, delisting, or reclassifying species | 
                
                
                  | Section 424.11 | Criteria for designating critical habitat | 
                
                
                  | Section 424.12 | Sources of information and relevant data | 
                
                
                  | Section 424.13 | Petitions | 
                
                
                  | Section 424.14 | Notices of review | 
                
                
                  | Section 424.15 | Proposed rules | 
                
                
                  | Section 424.16 | Time limits and required actions | 
                
                
                  | Section 424.17 | Final rules--general | 
                
                
                  | Section 424.18 | Impact analysis and exclusions from critical habitat | 
                
                
                  | Section 424.19 | Emergency rules | 
                
                
                  | Section 424.20 | Periodic review | 
                
                
                  | Section 424.21 | Definitions |