The last exchanged tax control date

taxcon_Required
No
taxcon_Examples
 <documentReference documentType="PreviousTaxControl" id="111" date="2021-05-01"> 
taxcon_Xpath

/b24Message/taxControl/documentReference[@documentType="PreviousTaxControl"]/@date

taxcon_Type
Date/Time
taxcon_Sort
2000.00
taxcon_Id
11