The element <dmlCode> contains the data management list code. Together with the issue information, it gives an identification that is unique within the S1000D domain.The data management list code is comprised of up to 29 alphanumeric characters and is built up as shown in . The minimum length is 17 characters.Data management lists must be coded:YY - YYYYY - A - XXXX - NNNNN (17 characters)thruYYYYYYYYYYYYYY - YYYYY - A - XXXX - NNNNN (29 characters)Table 2 Data management list code