Lafayette Storm Drain & Excavation Permit Rules

Utilities and Infrastructure Louisiana 3 Minutes Read ยท published March 01, 2026 Flag of Louisiana

The City of Lafayette regulates storm drain discharges and excavation work to protect water quality, public safety, and underground infrastructure. This guide explains what the local rules require in Lafayette, Louisiana, who enforces them, how to apply for excavation permits, common violations, and how to report suspected illicit discharges or unsafe excavation work. Follow the steps below for permitting, compliance inspections, and appeals to reduce the risk of fines, stop-work orders, or restoration costs.

Contact Public Works early when planning excavation near storm drains.

Overview of Rules

Lafayette enforces local ordinances and permit conditions that address: sediment and erosion control, illicit stormwater discharges, protections for storm drain inlets and ditches, and standards for excavations in the public right-of-way. The controlling municipal code and stormwater program set the baseline obligations for developers, contractors, and property owners.[1]

Penalties & Enforcement

Enforcement actions are carried out by Lafayette Consolidated Government departments responsible for public works, stormwater, and code enforcement. Specific monetary fines, escalation amounts, and per-day penalties are not specified on the cited municipal code landing page; see the local code for applicable sections and local enforcement procedures.[1]

  • Monetary fines: not specified on the cited page.
  • Escalation: first, repeat, and continuing offence treatment - not specified on the cited page.
  • Non-monetary sanctions: stop-work or corrective orders, restoration obligations, and referral to parish or state courts.
  • Enforcer: Lafayette Consolidated Government Public Works and Code Enforcement divisions; inspections and complaints are handled through the Public Works stormwater program.
  • Appeals: administrative review or judicial appeal routes exist; specific time limits for appeals are not specified on the cited page.
Keep records of permits and site plans to support appeals or compliance reviews.

Applications & Forms

Excavation permits and right-of-way permits are processed by Lafayette Public Works. The official permits page lists application steps and submission contacts; detailed fee tables and form names are published on the city permits pages.[2]

  • Permit name: Excavation/Right-of-Way Permit (see city permits page for current form).
  • Fees: not specified on the cited page.
  • Submission: online or in-person to Public Works as described on the official permits page.

Common Violations

  • Illicit discharge to storm drains without authorization.
  • Excavation in right-of-way without a permit or without required protection for inlets.
  • Poor sediment control during construction causing downstream siltation.
  • Failure to comply with stop-work or corrective orders.
Document photos and dates when you report a suspected violation.

Action Steps

  • Before work: apply for an excavation or right-of-way permit via Public Works.
  • Report suspected illicit discharges or unsafe excavations to Public Works stormwater or Code Enforcement.
  • If issued an order: follow the corrective steps, pay assessed fees, or file an appeal promptly per the ordinance or administrative rules.

FAQ

Who enforces storm drain and excavation rules in Lafayette?
The Lafayette Consolidated Government Public Works and Code Enforcement divisions enforce stormwater and excavation rules; complaints are routed to the stormwater management unit.
Do I need a permit to excavate near a storm drain?
Yes. Excavation in the public right-of-way generally requires an excavation or right-of-way permit from Public Works; check the official permits page for application details.
What should I do if I see pollutants entering a storm drain?
Report the discharge to Lafayette Public Works stormwater program and provide photos, location, and time; the department will investigate and may issue enforcement actions.
Reporting quickly helps preserve evidence and speeds remediation.

How-To

  1. Determine whether your work affects public right-of-way or storm drains by consulting Public Works guidelines.
  2. Complete the excavation/right-of-way permit application and attach site plans and sediment controls as required.
  3. Submit the application to Public Works and pay any published fees; obtain the permit before starting work.
  4. Follow permit conditions during work: protect inlets, implement erosion controls, and avoid unauthorized discharges.
  5. If cited, comply with corrective orders or file an appeal per the municipal code timelines.

Key Takeaways

  • Obtain required excavation permits before starting work near storm drains.
  • Use erosion and inlet protection to avoid illicit discharges and enforcement actions.

Help and Support / Resources

  1. [1] Lafayette Code of Ordinances - Municipal code and stormwater provisions
  2. [2] Lafayette Public Works - Stormwater Management

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