Indiana Michigan Power (I&M) interconnection application

Indiana Michigan Power (I&M) is an investor-owned utility serving 537,980 residential customers in Indiana, Michigan (EIA-861, 2025). Applications: PowerClerk (AEP PowerClerk). Gridpol files Indiana Michigan Power (I&M) interconnection applications for licensed installers – solar, storage and EV chargers – with single-line diagram and site plan, unlimited for $500 a month.

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Process verified from Indiana Michigan Power (I&M)’s official sources (see below).

Indiana Michigan Power (I&M) at a glance

Utility

Indiana Michigan Power Co (American Electric Power)

Type

Investor-owned utility

EIA utility ID

9324

Residential customers

537,980 (EIA-861, 2025)

Net-metered residential customers

2,346 (EIA-861, 2025)

Service territory

25 counties in Indiana, 6 counties in Michigan

How to apply

PowerClerk – AEP PowerClerk · official link

Who submits

Installer or customer registers in PowerClerk and submits the New Interconnection Service Request; customer signs via DocuSign and pays fee. Installer can grant customer read-only/read-write access.

Export compensation

Net billing – IN: Excess Distributed Generation (EDG) Rider; MI: Distributed Generation (DG) Rider
IN applications after June 30, 2022 under EDG. MI net metering NMS-1/NMS-2 closed after Feb 1, 2020.

Review time (official)

Meter installation typically 7-10 business days after verification. Fewer than 5% of projects need a study.

Documents Indiana Michigan Power (I&M) asks for

Interconnection application formFilled in by us from your project data in the utility’s portal or on its form. Gridpol prepares this.
Site plan / site layoutSite location map Gridpol prepares this.
Single-line diagram (one-line)Drawn by us from your equipment data: modules, strings, inverter, battery, disconnects, point of interconnection, meter. Gridpol prepares this.
Photos (meter, main panel, equipment)Panel location, current meter, area within 2 ft of meter
PV module spec sheetManufacturer data sheet of the modules.
Inverter spec sheetManufacturer data sheet (string inverter, microinverter or hybrid inverter).
Proof of insurance (when applicable)Indiana: proof of insurance, at least $100,000 liability
Customer signatureDocuSign
Interconnection agreementUtility agreement signed by the customer, usually after review.
Final inspection sign-offLocal building inspection report, or electrician's letter if no local authority
Photos (meter, main panel, equipment)Post-install: equipment, AC disconnect, inverter nameplate, meter, placards

How the Indiana Michigan Power (I&M) process runs

1-4. Submit request in PowerClerk, customer signs (DocuSign) and pays, I&M confirms complete application.
5-8. Distribution impact review, construction agreement if needed, sign Interconnection Agreement, approval to build.
Install; upload inspection report and photos.
I&M verifies and orders bi-directional meter.
Meter install (typically 7-10 business days).
Permission to Operate issued.

Fees

Fee	Applies to	Note
$0	IN: 10 kW or less
$50 + $1/kW	IN: 11-2,000 kW
$100 + $2/kW	IN: over 2,000 kW
$50	MI: legacy NEM or DG application
$100 + $1/kWac	MI: non-export/fast track certified
$300	MI: pre-application report (Level 4-5)

Utility fees are paid by the installer or customer; they are not part of the Gridpol plan.

Size levels and limits

Level	Up to	Note
Net metering cap	1000 kW

IN: lesser of 1,000 kW or annual usage (EDG). MI: up to 110% of prior 12 months consumption, max 550 kW (DG).

Storage, EV and stamps

Battery storage

Battery storage treated as DER; IEEE 1547-2018 equipment required since Jan 1, 2024; visible lockable disconnect.

EV chargers

Indiana: plug-in EV tariff customers cannot operate under the EDG Rider.

PE stamp

IN: one-line PE-stamped for facilities over 50 kW. MI: over 20 kW PE seal or licensed electrical contractor signature with license number; over 550 kW PE seal. – PE-stamped drawings are not included in Gridpol.

Sources

I&M CreateGreen Indiana: https://www.indianamichiganpower.com/business/builders/CreateGreen-IN (retrieved 2026-11-13)
I&M CreateGreen Michigan: https://www.indianamichiganpower.com/business/builders/createGreen-MI (retrieved 2026-11-13)

Other utilities in Indiana

All Indiana utilities →

Gridpol Unlimited

$500 / month

Unlimited interconnection applications. 12-month agreement, signed online. The agreement starts the day you sign; first invoice right away, then monthly.

Unlimited interconnection applications
Single-line diagram and site plan for every application
Pre-submission check against the utility’s requirements
Homeowner e-signature link for the authorization
Filing in your utility portal accounts or by the utility’s method
Utility questions, corrections and resubmissions
Follow-up through approval, inspection and PTO
Customer list, exports, API and webhooks

Get started

Applications are typically submitted within 2 business days after complete documents. Utility review times are set by each utility.