Question: What are the renters arrears tax IDs associated with them?
SQL: SELECT T1.council_tax_id FROM Rent_Arrears AS T1 JOIN CMI_Cross_References AS T2 ON T1.cmi_cross_ref_id   =   T2.cmi_cross_ref_id JOIN Customer_Master_Index AS T3 ON T3.master_customer_id   =   T2.master_customer_id WHERE T3.cmi_details ! =  'Schmidt ,  Kertzmann and Lubowitz'