Related Party Transactions

6 Months Ended

Jun. 30, 2020

RELATED-PARTY TRANSACTIONS

In the normal course of business, Ameren Missouri and Ameren Illinois have engaged in, and may in the future engage in, affiliate transactions. These transactions primarily consist of natural gas and power purchases and sales, services received or rendered, and borrowings and lendings. Transactions between Ameren’s subsidiaries are reported as affiliate transactions on their individual financial statements, but those transactions are eliminated in consolidation for Ameren’s consolidated financial statements. For a discussion of material related-party agreements and money pool arrangements, see Note 13 – Related-party Transactions and Note 4 – Short-term Debt and Liquidity under Part II, Item 8, of the Form 10-K.

Capacity Supply Agreement

In April 2020, Ameren Illinois conducted a procurement event, administered by the IPA, to acquire capacity. Ameren Missouri was among the winning suppliers in this event. As a result, in April 2020, Ameren Missouri contracted to supply a portion of Ameren Illinois’ capacity requirements for $2 million from June 2021 through May 2023.

Tax Allocation Agreement

See Note 1 – Summary of Significant Accounting Policies under Part II, Item 8, of the Form 10-K for a discussion of the tax allocation agreement. The following table presents the affiliate balances related to income taxes for Ameren Missouri and Ameren Illinois as of June 30, 2020, and December 31, 2019:


	June 30, 2020						December 31, 2019
	Ameren Missouri		Ameren Illinois		Ameren Missouri		Ameren Illinois
Income taxes payable to parent^(a)	$	39	$	6	$	15	$	43
Income taxes receivable from parent^(b)	—		11		15		17

(a)Included in “Accounts payable – affiliates” on the balance sheet.

(b)Included in “Accounts receivable – affiliates” on the balance sheet.

Capital Contributions

Ameren Illinois received cash capital contributions totaling $350 million from Ameren (parent) during the six months ended June 30, 2020.

Effects of Related-party Transactions on the Statement of Income

The following table presents the effect on Ameren Missouri and Ameren Illinois of related-party transactions for the three and six months ended June 30, 2020 and 2019:


				Three Months						Six Months
Agreement	Income Statement Line Item			Ameren Missouri		Ameren Illinois		Ameren Missouri		Ameren Illinois
Ameren Missouri power supply	Operating Revenues	2020	$	3	$	(a)	$	6	$	(a)
agreements with Ameren Illinois		2019		2		(a)		2		(a)
Ameren Missouri and Ameren Illinois	Operating Revenues	2020	$	6	$	(b)	$	13	$	1
rent and facility services		2019		6		(b)		13		1
Ameren Missouri and Ameren Illinois	Operating Revenues	2020	$	1	$	(b)	$	1	$	(b)
miscellaneous support services		2019		(b)		1		(b)		1


Total Operating Revenues		2020	$	10	$	(b)	$	20	$	1
		2019		8		1		15		2
Ameren Illinois power supply	Purchased Power	2020	$	(a)	$	3	$	(a)	$	6
agreements with Ameren Missouri		2019		(a)		2		(a)		2
Ameren Illinois transmission	Purchased Power	2020	$	(a)	$	1	$	(a)	$	1
services with ATXI		2019		(a)		(b)		(a)		(b)
Total Purchased Power		2020	$	(a)	$	4	$	(a)	$	7
		2019		(a)		2		(a)		2
Ameren Missouri and Ameren Illinois	Other Operations and Maintenance	2020	$	(b)	$	1	$	(b)	$	2
rent and facility services		2019		1		2		1		3
Ameren Services support services	Other Operations and Maintenance	2020	$	32	$	31	$	67	$	64
agreement		2019		32		31		64		61
Total Other Operations and		2020	$	32	$	32	$	67	$	66
Maintenance		2019		33		33		65		64
Money pool borrowings (advances)	(Interest Charges)/Other Income, Net	2020	$	(b)	$	(b)	$	(b)	$	(b)
		2019		(b)		(b)		(b)		(b)

(a)Not applicable.

(b)Amount less than $1 million.