RETIREMENT AND POSTRETIREMENT BENEFITS (Tables)

6 Months Ended

Jun. 30, 2016

RETIREMENT AND POSTRETIREMENT BENEFITS

Schedule of net benefit costs recognized

	Three months ended June 30,			Six months ended June 30,
	2016		2015	2016		2015
(millions of Canadian dollars)
Benefits earned during the period	41		44	83		88
Interest cost on projected benefit obligations	23		26	49		53
Expected return on plan assets	(38	)	(37)	(76	)	(73	)
Amortization of prior service costs	-		1	-		1
Amortization of actuarial loss	9		12	18		24
Net benefit costs on an accrual basis1,2	35		46	74		93

1 Included in net benefit costs for the three and six months ended June 30, 2016 are costs related to OPEB of $3 million and $7 million, respectively. (2015 - $4 million and $7 million).

2 For the three and six months ended June 30, 2016, offsetting regulatory liabilities of $3 million and $5 million, respectively (2015 - nil regulatory liabilities) have been recorded to the extent pension and OPEB costs are expected to be refunded to or collected from customers in future rates.