Subscribers eligible in multiple groups, with same SBSB_ID: Use the record that has latest active eligiblity using max(MEPE_TERM_DT) as PRIMARY to migrate. For example: SBSB_ID 1-SBSB CK 1 - Group TXM0001P MEPE dates - 1/1/2019 - 12/31/2019 SBSB_ID 1-SBSB CK 2 - Group TXM0001Q MEPE dates - 1/1/2020 - 12/31/2020 Use SBSB CK = 2 record as PRIMARY in SBSB table to migrate. CMC_SBSB_SUBC