Citizens Energy Group Data Access Guide
Citizens Energy Group is a public charitable trust serving the Indianapolis area with natural gas, water, steam, and chilled water. Built on Oracle Utilities C2M, it offers billing and interval data via the My Account and Citizens EnerLink (CEL) portals, CSV/ESPI exports, EDI for gas suppliers, and a Citizens Energy Select gas choice program.
How to Get Your Citizens Energy Group Data: All Access Methods
| Method | 1st Party | 3rd Party | Customer Types | Data Types | Latency | Format |
|---|---|---|---|---|---|---|
| My Account portal | ✓ | — | All customers | Bills, usage history | Monthly/Daily | CSV/PDF |
| CEL interval data | ✓ | ✓ | C&I, thermal, gas suppliers | 60-min/daily interval | Daily | CSV |
| EDI | — | ✓ | Approved gas suppliers | 867/854/810/814 | Daily/Monthly | ANSI X12 |
| Nectar API | — | ✓ | Authorized C&I | Billing + interval | 24-48 hrs | JSON/CSV |
Billing Data Access
Billing data is available through the My Account portal (all customers) and the Citizens EnerLink (CEL) platform for commercial, industrial, and thermal accounts. Both support CSV export of bills and usage history.
What Data Is on Your Citizens Energy Group Bill
- Current and historical monthly bills
- Bill due dates and payment status
- Usage history (daily, monthly, cumulative)
- Interval meter data (CEL)
- Imbalance and nomination data (gas suppliers)
How to Download Citizens Energy Group Bills (Business & Commercial)
- 01Request CEL credentials from Citizens Business Services (317-927-4328)
- 02Log in to citizensenergylink.com
- 03Open Account Summary and click View Bill for statements
- 04Use View Meter to access interval data and download as CSV
How to Download Citizens Energy Group Bills (Residential)
- 01Register at the My Account portal with account number and service address
- 02Log in and open the My Account tab
- 03Select the service type and view bills and usage history
- 04Click Export to CSV to download usage data
Third-Party Access to Citizens Energy Group Billing Data
Customer-authorized CSV sharing
- 01Customer exports CSV from My Account or CEL
- 02Customer shares file with consultant
Formal data request
- 01Obtain written customer authorization
- 02Submit to Business Contact Center (317-927-4328)
- 03Receive CSV/PDF in 2-5 business days
Nectar API access
- 01Customer authorizes Nectar — see docs.nectarclimate.com
- 02Nectar retrieves Citizens portal data
- 03Data flows to the consultant via Nectar's API
Want to understand the charges on your bill?
See the Citizens Energy Group Rate Schedules & Tariff Guide →Interval Data & Smart Meters
Interval consumption data is available to commercial, industrial, and thermal customers through the Citizens EnerLink (CEL) platform. Granularity varies by service type. Residential gas customers may have limited interval availability.
How to Download Citizens Energy Group Interval Data via Green Button
- 01Log in to CEL or My Account
- 02Open View Meter and select the meter and interval (60-min or daily for gas; 5-min for steam)
- 03Set the date range and apply filter
- 04Download as CSV (or ESPI XML via Oracle C2M)
Interval data is essential for rate comparison and TOU analysis.
See which Citizens Energy Group rate schedule is best for your usage pattern →Third-Party API Access
Citizens does not publish a public API for My Account or real-time data. Programmatic access is achieved via CSV exports (scriptable), or through Nectar, which provides API access to Citizens billing and interval data — see docs.nectarclimate.com. Gas suppliers use the CEL supplier portal and EDI instead.
Available Citizens Energy Group API Endpoints
| Function | Endpoint | Method | Format |
|---|---|---|---|
| Interval consumption (via Nectar) | /plug/intervals | GET | JSON |
How to Register as a Citizens Energy Group API Vendor
- 01Obtain customer authorization
- 02Provide the Citizens account number and service address to Nectar
- 03Nectar retrieves data from Citizens portals
- 04Access via Nectar's REST API (JSON) — see docs.nectarclimate.com
Sources
EDI (Electronic Data Interchange)
Supported Citizens Energy Group EDI Transaction Sets
| Code | Name | Purpose |
|---|---|---|
| 867 | Meter/Usage Data | Transmission of consumption data for customer accounts. |
| 854 | Nominations | Submit gas supply nominations and balancing information. |
| 810 | Invoice | Citizens invoices suppliers for supply, delivery, and balancing charges. |
| 814 | Account Status / Enrollment | Account changes, rate class, and enrollment/switch transactions. |
| 820 | Payment Order | ACH payment orders. |
| 823 | Lockbox Remittance | Payment/remittance data for bill payments. |
How to Enroll in Citizens Energy Group EDI
- 01Get approved as a Citizens Energy Select gas supplier (contact Purchasingportal@citizensenergygroup.com)
- 02Request EDI trading partner setup; receive Trading Partner ID and Company ID
- 03Choose VAN or direct SFTP connection
- 04Complete UAT exchanging 867, 854 and other test transactions
- 05Go live with production transmissions
Rate Schedules & Tariff Analysis
Citizens C&I gas costs break into a regulated delivery component (Rate D3-D9) and a gas commodity component (Citizens Rate S1 variable supply or a third-party supplier under Citizens Energy Select). Large users (D5, D9) and those with strong load factors gain the most from supplier choice and from optimizing nominations and balancing.
Citizens Energy Group Rate Schedule List
| Schedule | Applicability |
|---|---|
| D3 — General Non-Heating | Commercial process use. |
| D4 — General Heating | Commercial heating use. |
| D5 — Large Volume | ≥ 300,000 therms/year. |
| D9 — High Load | ≥ 2,000,000 therms, greater than 50% load factor. |
Citizens Energy Group Rate Features & TOU Details
- IURC-regulated delivery charges by rate class
- Gas commodity choice via Citizens Energy Select (D3, D4, D5, D7, D9)
- Volume thresholds: D5 ≥ 300,000 therms; D9 ≥ 2,000,000 therms with greater than 50% load factor
- Imbalance/balancing charges apply to supplier-served accounts (Rate A2/A3)
For a deeper analysis including cost optimization strategies and historical rate trends:
Read the full Citizens Energy Group Rate Optimization Guide →Other Data Access Programs
Citizens Energy Select (Gas Choice)
Third-party gas supplier choice program for eligible C&I customers in Marion County and Westfield; Citizens continues delivery.
- 01Confirm eligible rate class
- 02Select an approved supplier
- 03Complete the Gas Delivery Service Agreement
Automated Meter Reading Request
Large C&I customers can request automated gas meter reading for more accurate, frequent data.
- 01Submit the automated gas meter reading request form
- 02Citizens installs/enables automated reading
Nectar Data Access
Nectar aggregates Citizens billing and interval data for third parties with customer authorization — see docs.nectarclimate.com.
- 01Customer authorizes Nectar
- 02Nectar retrieves Citizens data
- 03Access via Nectar's API
Limitations & Considerations
- ⚠No public API for My Account or real-time data
- ⚠Green Button Connect My Data (OAuth/CMD) implementation unclear
- ⚠No formal Share My Data portal; manual authorization required
- ⚠EDI available only to approved Citizens Energy Select gas suppliers
- ⚠Interval data not available for all (especially residential) accounts
- ⚠Web scraping the portal violates Terms of Service
Citizens Energy Group Data Access FAQ
Does Citizens Energy Group offer interval data for commercial accounts?▾
Yes. Through the Citizens EnerLink (CEL) platform, eligible commercial, industrial, and thermal accounts can view and download interval consumption at 60-minute or daily granularity for gas (5-minute for steam) and export it as CSV.
Can my business choose its natural gas supplier?▾
Yes, for eligible rate classes. The Citizens Energy Select program lets C&I customers in Marion County (D3, D4, D5, D7, D9) and Westfield (D30, D40, D50) choose a third-party gas supplier while Citizens continues to provide regulated delivery service.
Does Citizens support EDI for commercial data exchange?▾
Yes, for approved gas suppliers in the Citizens Energy Select program. Citizens exchanges ANSI X12 transactions including 867 (usage), 854 (nominations), 810 (invoice), and 814 (account status) via VAN or SFTP.
Is there a public API for Citizens energy data?▾
No public API is published by the utility. Programmatic access is available via CSV exports (scriptable) or through Nectar, which provides API access to Citizens billing and interval data with customer authorization — see docs.nectarclimate.com.
How can a third party access my business's usage data?▾
Provide written authorization and submit a request to the Citizens Business Contact Center (317-927-4328); data is delivered as CSV/PDF in 2-5 business days. For ongoing access, use a Key Account Coordinator or Nectar's API (docs.nectarclimate.com).
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