EX Date	10-21-2016	11-22-2016	12-21-2016	01-20-2017	02-22-2017	03-23-2017	04-21-2017	05-23-2017	06-22-2017	07-21-2017	08-22-2017	09-21-2017	10-20-2017	11-21-2017	12-21-2017	01-11-2018	02-13-2018	03-13-2018	04-11-2018	05-11-2018	06-12-2018	07-11-2018	08-10-2018	09-11-2018	10-11-2018	11-09-2018	12-11-2018	01-11-2019	02-12-2019	03-12-2019	04-11-2019	05-14-2019	06-11-2019	07-11-2019	08-13-2019	09-11-2019	10-11-2019	11-13-2019	12-11-2019	01-14-2020	02-11-2020	03-11-2020	04-13-2020	05-12-2020	06-11-2020	07-14-2020	08-11-2020	09-11-2020	10-14-2020	11-12-2020	12-11-2020	01-12-2021	02-11-2021	03-11-2021	04-13-2021	05-11-2021	06-11-2021	07-13-2021	08-11-2021	09-14-2021	10-13-2021	11-12-2021	12-14-2021	01-11-2022	02-11-2022	03-11-2022
Payment Date	10-31-2016	11-30-2016	12-30-2016	01-31-2017	02-28-2017	03-31-2017	04-28-2017	05-31-2017	06-30-2017	07-31-2017	08-31-2017	09-29-2017	10-31-2017	11-30-2017	12-29-2017	01-31-2018	02-28-2018	03-29-2018	04-30-2018	05-31-2018	06-29-2018	07-31-2018	08-31-2018	09-28-2018	10-31-2018	11-30-2018	12-31-2018	01-31-2019	02-28-2019	03-29-2019	04-30-2019	05-31-2019	06-28-2019	07-31-2019	08-30-2019	09-30-2019	10-31-2019	11-29-2019	12-31-2019	01-31-2020	02-28-2020	03-31-2020	04-30-2020	05-29-2020	06-30-2020	07-31-2020	08-31-2020	09-30-2020	10-30-2020	11-30-2020	12-31-2020	01-29-2021	02-26-2021	03-31-2021	04-30-2021	05-28-2021	06-30-2021	07-30-2021	08-31-2021	09-30-2021	10-29-2021	11-30-2021	12-31-2021	01-31-2022	02-28-2022	03-31-2022
Record Date	10-25-2016	11-25-2016	12-23-2016	01-24-2017	02-24-2017	03-27-2017	04-25-2017	05-25-2017	06-26-2017	07-25-2017	08-24-2017	09-22-2017	10-23-2017	11-22-2017	12-22-2017	01-12-2018	02-14-2018	03-14-2018	04-12-2018	05-14-2018	06-13-2018	07-12-2018	08-13-2018	09-12-2018	10-12-2018	11-13-2018	12-12-2018	01-14-2019	02-13-2019	03-13-2019	04-12-2019	05-15-2019	06-12-2019	07-12-2019	08-14-2019	09-12-2019	10-15-2019	11-14-2019	12-12-2019	01-15-2020	02-12-2020	03-12-2020	04-14-2020	05-13-2020	06-12-2020	07-15-2020	08-12-2020	09-14-2020	10-15-2020	11-13-2020	12-14-2020	01-13-2021	02-12-2021	03-12-2021	04-14-2021	05-12-2021	06-14-2021	07-14-2021	08-12-2021	09-15-2021	10-14-2021	11-15-2021	12-15-2021	01-12-2022	02-14-2022	03-14-2022
Declared Date	10-20-2016	11-21-2016	12-20-2016	01-19-2017	02-21-2017	03-22-2017	04-20-2017	05-23-2017	06-21-2017	07-20-2017	08-21-2017	09-20-2017	10-19-2017	11-20-2017	12-20-2017	01-10-2018	02-12-2018	03-12-2018	04-10-2018	05-10-2018	06-11-2018	07-10-2018	08-09-2018	09-10-2018	10-10-2018	11-08-2018	12-10-2018	01-10-2019	02-11-2019	03-11-2019	04-10-2019	05-13-2019	06-10-2019	07-10-2019	08-12-2019	09-10-2019	10-10-2019	11-12-2019	12-10-2019	01-13-2020	02-10-2020	03-10-2020	04-09-2020	05-11-2020	06-10-2020	07-13-2020	08-10-2020	09-10-2020	10-13-2020	11-10-2020	12-10-2020	01-11-2021	02-10-2021	02-02-2021	02-02-2021	05-10-2021	02-02-2021	02-02-2021	08-10-2021	09-13-2021	10-12-2021	11-10-2021	02-02-2021	01-10-2022	02-10-2022	03-10-2022
Amount	0.06	0.06	0.06	0.06	0.06	0.06	0.06	0.06	0.06	0.06	0.06	0.06	0.0575	0.0575	0.0575	0.055	0.055	0.055	0.055	0.055	0.0535	0.0535	0.05	0.05	0.054	0.054	0.054	0.05	0.05	0.0475	0.0475	0.0475	0.0475	0.0475	0.0475	0.0475	0.0475	0.0475	0.0475	0.0475	0.05	0.05	0.05	0.05	0.0525	0.055	0.055	0.055	0.06	0.0625	0.0625	0.0625	0.0625	0.0625	0.0625	0.0625	0.0625	0.0625	0.0625	0.0625	0.0625	0.0625	0.0935	0.065	0.065	0.065
Flag	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash	Cash
Currency	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD	USD
Description	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF	First Trust Municipal CEF Income Opportunity ETF
Frequency	unspecified	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly	monthly