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              | A group of segments specifying details of any authentication (validation) procedures applied to the DIRDEB message. |  |  | 
        
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              |  | Function: |  
              |  | To specify date, and/or time, or period. |  | 
        
          |  |  | EAN | * |  | 
        
          |  |  |  | M |  |  | 
        
          |  | 
            
              |  | Date or time or period function code qualifier |  |  | M | * |  | 
        
          |  | 
            
              |  | Date or time or period value |  |  | R |  |  | 
        
          |  | 
            
              |  | Date or time or period format code |  |  | R |  | 
            
              | 102 |  | = | CCYYMMDD |  
              | 203 |  | = | CCYYMMDDHHMM |  | 
        
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              |  | Segment Notes: |  
              |  | This segment is used to provide details related to the date and where necessary, the time, of the direct debit message validation. 
 Example:
 DTM+218:200206011200:203'
 The direct debit message was validated at 12 noon on the 1st of June 2002.
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