Commitments, Guarantees and Contingencies (Tables)

6 Months Ended

Jun. 30, 2024

Maximum Future Payments for Letters of Credit Uncommitted Facilities

Company	Amount		Maturity
	(in millions)
AEP	$	244.5	July 2024 to July 2025
AEP Texas	1.8		July 2025
APCo	6.3		July 2024

Max Potential Loss on Master Lease Agreements

Company	Maximum Potential Loss
	(in millions)
AEP	$	44.6
AEP Texas	10.6
APCo	5.9
I&M	4.2
OPCo	7.0
PSO	4.4
SWEPCo	5.1

ARO Amount for Revised CCR Rule Compliance

Registrant	Increase in ARO		Increase in Generation Property (a)		Increase in Regulatory Assets (b)		Charged to Operating Expenses (c)
	(in millions)
APCo	$	312.2	$	75.6	$	236.6	$	—
I&M	85.7		—		72.3		13.4
OPCo	52.9		—		—		52.9
PSO	33.7		33.7		—		—
SWEPCo	23.8		23.8		—		—
Non-Registrants	166.1		43.8		46.1		76.2
Total	$	674.4	$	176.9	$	355.0	$	142.5

(a)ARO is related to a legacy CCR surface impoundment or CCR management unit at an operating generation facility.

(b)ARO is related to a legacy CCR surface impoundment or CCR management unit at a retired generation facility and recognition of a regulatory asset in accordance with the accounting guidance for “Regulated Operations” is supported.

(c)ARO is related to a legacy CCR surface impoundment or CCR management unit and recognition of a regulatory asset in accordance with the accounting guidance for “Regulated Operations” is not yet supported.