PARTNERSHIP CAPITAL (Tables)

6 Months Ended

Jun. 30, 2019

(b) Non-controlling interest – Redeemable Partnership Units held by Brookfield



	Non-controlling interest – Redeemable Partnership Units held by Brookfield
UNITS MILLIONS	As of and for the six-month period ended June 30, 2019	As of and for the 12 month period ended Dec. 31, 2018
Opening balance	115.8	115.8
Ending balance	115.8	115.8



	Special General Partner				Limited Partners						Total
US$ MILLIONS	As of and for the six-month period ended June 30, 2019		As of and for the 12 month period ended Dec. 31, 2018		As of and for the six-month period ended June 30, 2019			As of and for the 12 month period ended Dec. 31, 2018			As of and for the six-month period ended June 30, 2019			As of and for the 12 month period ended Dec. 31, 2018
Opening balance	$	19	$	19	$	4,911		$	4,907		$	4,930		$	4,926
Unit issuance	—		—		4			14			4			14
Conversion from Exchange LP Units	—		—		51			20			51			20
Repurchased and cancelled	—		—		(28		)	(30		)	(28		)	(30		)
Ending balance	$	19	$	19	$	4,938		$	4,911		$	4,957		$	4,930

Preferred Unitholders’ Capital



	Preferred Units
UNITS MILLIONS	As of and for the six-month period ended June 30, 2019	As of and for the 12 month period ended Dec. 31, 2018
Opening balance	49.9	32.0
Issued for cash	—	18.0
Repurchased and cancelled	—	(0.1	)
Ending balance	49.9	49.9



	Non-controlling interest – Redeemable Partnership Units held by Brookfield
US$ MILLIONS	As of and for the six-month period ended June 30, 2019		As of and for the 12 month period ended Dec. 31, 2018
Opening balance	$	2,078	$	2,078
Ending balance	$	2,078	$	2,078

Non-controlling interest – Exchange LP Units



	Non-controlling interest – Exchange LP Units
UNITS MILLIONS	As of and for the six-month period ended June 30, 2019		As of and for the 12 month period ended Dec. 31, 2018
Opening balance	4.4		—
Issued for cash	—		5.7
Exchange LP conversion	(3.1	)	(1.3	)
Ending balance	1.3		4.4



	Non-controlling interest – Exchange LP Units
US$ MILLIONS	As of and for the six-month period ended June 30, 2019			As of and for the 12 month period ended Dec. 31, 2018
Opening balance	$	212		$	—
Unit issuance	—			232
Exchange LP conversion	(51		)	(20		)
Ending balance	$	161		$	212

(a) Special General and Limited Partnership Capital



	Special General Partner Units		Limited Partnership Units				Total
UNITS MILLIONS	As of and for the six-month period ended June 30, 2019	As of and for the 12 month period ended Dec. 31, 2018	As of and for the six-month period ended June 30, 2019		As of and for the 12 month period ended Dec. 31, 2018		As of and for the six-month period ended June 30, 2019		As of and for the 12 month period ended Dec. 31, 2018
Opening balance	1.6	1.6	277.3		276.6		278.9		278.2
Issued for cash	—	—	0.2		0.3		0.2		0.3
Conversion from Exchange LP Units	—	—	3.1		1.3		3.1		1.3
Repurchased and cancelled	—	—	(0.8	)	(0.9	)	(0.8	)	(0.9	)
Ending balance	1.6	1.6	279.8		277.3		281.4		278.9



	Preferred Units
US$ MILLIONS	As of and for the six-month period ended June 30, 2019			As of and for the 12 month period ended Dec. 31, 2018
Opening balance	$	936		$	595
Unit issuance	—			342
Repurchased and cancelled	(1		)	(1		)
Ending balance	$	935		$	936