RETIREMENT AND POSTRETIREMENT BENEFITS (Tables)

6 Months Ended

Jun. 30, 2013

RETIREMENT AND POSTRETIREMENT BENEFITS

Schedule of net benefit costs recognized

	Three months ended June 30,				Six months ended June 30,
	2013		2012		2013		2012
(millions of Canadian dollars)
Benefits earned during the period	29		25		57		48
Interest cost on projected benefit obligations	21		20		43		41
Expected return on plan assets	(26	)	(24	)	(52	)	(48	)
Amortization of prior service costs	-		-		1		-
Amortization of actuarial loss	13		6		26		12
Net benefit costs on an accrual basis1,2	37		27		75		53

1 Included in net benefit costs for the three and six months ended June 30, 2013 are costs related to OPEB of $5 million and $9 million (2012 - $5 million and $9 million).

2 For the three and six months ended June 30, 2013, offsetting regulatory assets of $1 million and $2 million (2012 - $5 million and $10 million) have been recorded to the extent pension and OPEB costs are expected to be collected from customers in future rates.