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Related Party Agreements and Transactions (Tables)

6 Months Ended

Jun. 30, 2017

Sales to related parties were as follows:



	Three Months Ended June 30,				Six Months Ended June 30,
(In millions)	2017		2016		2017		2016
Service revenues
MPC	$	270	$	246	$	525	$	423
Rental income
MPC	$	70	$	66	$	137	$	104
Product sales⁽¹⁾
MPC	$	2	$	3	$	4	$	6

Summary of Fees Received from Related Parties Included in Other Income - Related Parties

The revenue received from related parties, included in Other income-related parties on the Consolidated Statements of Income, was as follows:



	Three Months Ended June 30,				Six Months Ended June 30,
(In millions)	2017		2016		2017		2016
MPC	$	10	$	12	$	21	$	26
MarkWest Utica EMG	4		5		8		7
Ohio Gathering	4		3		8		7
Other	7		4		10		5
Total	$	25	$	24	$	47	$	45

Summary of Charges for Services from Related Parties

Charges for services included in General and administrative expenses primarily relate to services that support the Partnership’s executive management, accounting and human resources activities. These charges were as follows:



	Three Months Ended June 30,				Six Months Ended June 30,
(In millions)	2017		2016		2017		2016
Purchases - related parties	$	18	$	11	$	33	$	18
General and administrative expenses	11		12		19		22
Total	$	29	$	23	$	52	$	40

These costs added to Property, plant and equipment were as follows:



	Three Months Ended June 30,				Six Months Ended June 30,
(In millions)	2017		2016		2017		2016
MPC	$	12	$	12	$	22	$	22

Schedule of Employee Services Expenses from Related Parties

Employee services expenses from related parties were as follows:



	Three Months Ended June 30,				Six Months Ended June 30,
(In millions)	2017		2016		2017		2016
Purchases - related parties	$	91	$	88	$	183	$	159
General and administrative expenses	24		27		49		48
Total	$	115	$	115	$	232	$	207

Schedule of Receivables from Related Parties

Receivables from related parties, which include reimbursements from the MarkWest Merger to be provided by MPC for the conversion of Class B units, were as follows:



(In millions)	June 30, 2017		December 31, 2016
MPC	$	167	$	242
MarkWest Utica EMG	1		2
Ohio Gathering	2		2
Other	3		1
Total	$	173	$	247

Schedule of Long Term Receivables with Related Parties

Long-term receivables with related parties, which includes straight-line rental income, were as follows:



(In millions)	June 30, 2017		December 31, 2016
MPC	$	16	$	11

Schedule of Payables to Related Parties

Payables to related parties were as follows:



(In millions)	June 30, 2017		December 31, 2016
MPC	$	74	$	63
MarkWest Utica EMG	15		24
Other	4		—
Total	$	93	$	87

Summary of Deferred Revenue - Related Parties

The Deferred revenue-related parties balance associated with the minimum volume deficiencies and project reimbursements were as follows:



(In millions)	June 30, 2017		December 31, 2016
Minimum volume deficiencies - MPC	$	51	$	48
Project reimbursements - MPC	21		9
Total	$	72	$	57