AWAL_HoldbackPeriodInMonths true AND( RecordType.DeveloperName = 'AWAL', NOT($Permission.AWAL_Bypass_VRs), NOT(ISPICKVAL(StageName, "Deal Tracking")), NOT(ISPICKVAL(StageName, "Deal Discussions")), NOT(AND(Is_Migrated__c, OR(ISPICKVAL(Migrated_From_Opportunity__r.StageName, "Pass to Approver (KLS only)"), ISPICKVAL(Migrated_From_Opportunity__r.StageName, "Passed to Finance"), ISPICKVAL(Migrated_From_Opportunity__r.StageName, "Passed to BA")))), ISPICKVAL(ContractBasis__c, 'License Period & Holdback Period'), ISBLANK(HoldbackPeriodInMonths__c) ) HoldbackPeriodInMonths__c 'Holdback Period (in months)' is mandatory when 'Contract Basis' equals to 'License Period & Holdback Period'