725.200—Scope and purpose.
        
        (a) 
         This subpart describes exemptions from the reporting requirements under subpart D of this part for research and development activities involving microorganisms.
    
    
        
        (b) 
         In lieu of complying with subpart D of this part, persons described in  § 725.205 may submit a TSCA Experimental Release Application (TERA) for research and development activities involving microorganisms or otherwise comply with this subpart.