1     Scope           
 2     References 
 3     Definitions  
        3.1     Terms defined elsewhere         
        3.2     Terms defined in this Recommendation             
 4     Abbreviations and acronyms              
 5     Conventions              
 6     Equipment test requirements           
        6.1     Early time HEMP (E1)   
        6.2     Intermediate time HEMP (E2) 
        6.3     Late time HEMP (E3)    
 7     Test methods            
        7.1     Radiated tests                
        7.2     Conducted tests            
 8     Protection concepts for buildings and enclosures     
        8.1     Protection concepts for buildings          
        8.2     Protection concepts for shielded enclosures    
 9     HEMP immunity tests and levels       
        9.1     Immunity test 
        9.2     Performance criteria   
        9.3     HEMP immunity requirements for equipment 
        9.4     HEMP immunity tests levels     
Appendix I – Immunity level comparison between Recommendations ITU-T
K.48/ITU-T K.20 and [IEC 61000-6-6]     
Bibliography