271.9—Discrimination prohibited.
        
        (b) 
         Within 1 year after it first receives a subsidy under this part, the carrier shall evaluate its practices and procedures for accommodating the handicapped in accordance with  § 382.23 of this chapter.
    
    
        
        (c) 
         All air carriers seeking a subsidy under this part shall include in their subsidy application the assurances required by  49 CFR parts 20, 21, 27 and 29, and  § 382.21 of this chapter.