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Municipal utility

City of Lodi interconnection application

City of Lodi is a municipal utility serving 24,215 residential customers in California (EIA-861, 2025). Gridpol files City of Lodi 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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California’s commission rule (CPUC Electric Tariff Rule 21 (utility-filed, CPUC-approved); D.20-09-035 timelines; current rulemaking R.25-08-004) does not bind municipal utilitys; City of Lodi sets its own interconnection policy. We confirm its form on the first project. Publicly owned utilities are not under Rule 21 and set their own interconnection rules; PU Code §2827 net metering obligations applied to POUs until their 5% cap; POUs now offer own successor tariffs.

City of Lodi at a glance

Utility

City of Lodi

Type

Municipal utility

EIA utility ID

11124

Residential customers

24,215 (EIA-861, 2025)

Net-metered residential customers

643 (EIA-861, 2025)

Service territory

1 county in California

How to apply

PowerClerk · official link

Documents City of Lodi asks for

  • Interconnection application formFilled in by us from your project data in the utility’s portal or on its form. 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.
  • Site plan / site layoutDrawn by us from your roof sketch or photos: array, inverter, battery, disconnect, meter and main panel locations. Gridpol prepares this.
  • PV module spec sheetManufacturer data sheet of the modules.
  • Inverter spec sheetManufacturer data sheet (string inverter, microinverter or hybrid inverter).
  • Customer signatureThe account holder signs the application or authorization. We send the signature link.
  • Recent electric billName, service address, account and meter number must match the application.
  • Final inspection sign-offApproved electrical inspection from the authority having jurisdiction after installation.

Typical documents for US utilities – not yet verified for City of Lodi. We confirm City of Lodi’s exact list on the first project.

California interconnection rule

Rule 21 tariff PDFs not read in full (PG&E file too large, SDG&E host unreachable): insurance, disconnect, NEM/NBT fee and document list unverified; documents list is typical, confirm in tariff Section E. NBT cap 1 MW per PU Code 2827 eligibility - confirm.

Commission

California Public Utilities Commission (CPUC)

Interconnection rule

CPUC Electric Tariff Rule 21 (utility-filed, CPUC-approved); D.20-09-035 timelines; current rulemaking R.25-08-004 – Rule 21 - Generating Facility Interconnections · source

Applies to

CPUC-jurisdictional IOUs: PG&E, SCE, SDG&E, Bear Valley Electric, Liberty Utilities (CalPeco); PacifiCorp uses OATT-based process under D.07-07-027. Not munis/POUs (LADWP, SMUD, IID etc.). Wholesale-market facilities go under WDT/CAISO.

Application form

Utility-specific Rule 21 interconnection request forms filed with CPUC (e.g. SCE Form 14-957 for NEM/NBT, 14-732 non-export); submitted via each IOU's online portal.

Timelines

Initial Review 15 BD; Supplemental Review 20 BD; draft interconnection agreement or cost estimate within 15 BD after review; D.20-09-035 requires tracking of 19 timelines and standard construction/meter timelines.

Fees

$800 interconnection request fee; $2,500 supplemental review (SCE page). NEM-2/NBT <=1 MW historically exempt from study costs; NEM/NBT request fee amount is utility-specific (not verified here).

Export compensation

Net billing – Pub. Util. Code §2827.1; CPUC D.22-12-056 (Net Billing Tariff, 'Solar Billing Plan'); Res. E-5301
NBT applies to IOU applications submitted on/after 2023-04-15; exports credited at avoided-cost-based values; required TOU rates (E-ELEC, TOU-D-PRIME, EV-TOU-5); 9-year legacy. Earlier NEM 1.0/2.0 grandfathered.

Not bound by the rule

Publicly owned utilities are not under Rule 21 and set their own interconnection rules; PU Code §2827 net metering obligations applied to POUs until their 5% cap; POUs now offer own successor tariffs.

Other utilities in California

All California 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.

Get started – $500/month unlimited