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Conditional No Exposure Exclusion from Permit Requirements

Conditions that must be met for a facility to qualify for this waiver from certain requirements under the Multi-Sector General Permit for Stormwater Discharges from Industrial Facilities. Links to relevant forms and instructions.

Is my facility eligible for the exclusion from the permitting requirements?

Facilities with industrial activities described by one or more sectors in General Permit TXR050000Adobe Acrobat PDF Document may be excluded from permit requirements if industrial activities and materials are isolated from rain, snow, snowmelt, and runoff by storm-resistant shelters. (Help with PDF.)

Examples of industrial materials and activities include, but are not limited to:

  • material-handling equipment or activities
  • industrial machinery
  • raw materials
  • intermediate products
  • byproducts
  • final products
  • waste products
  • storage
  • loading and unloading
  • transportation or other conveyance activities

Storm-resistant shelters are not required for:

  • drums, barrels, tanks and similar containers that are tightly sealed, without operational valves, provided those containers are not deteriorated and do not leak

  • storage tanks in good structural condition without leaking valves

  • adequately maintained vehicles used in material handling

  • final products which are intended for outdoor use and are in the fully-assembled form, other than products that would be mobilized in stormwater discharge (e.g., rock salt, wood chips, etc.")

If you believe your facility qualifies for this exemption:

Once your NEC is submitted electronically you will receive:

  • An Acknowledgement Letter immediately.

Paper Forms

If you do not have access to a computer, you must call the TCEQ Stormwater Processing Center at 512-239-3700, to obtain the application forms.

Facilities that qualify for this exclusion and that contribute stormwater discharges to a municipal separate storm sewer system must also:

  • provide copies of the certification to the operator of that system

  • allow inspection of their facility by the operator of that system


Contact us if you have questions.