Gas Systems Plan Review

​​The Electronic Safety and Licensing Application (eSLA) is now live for Gas Systems. Customers must use eSLA to submit plan reviews/permits, as well as search the Public Lookup for this program area.

Visit esla.wi.gov to get started, or go to the Customer Information page for instructions on first-time login.

​​What Needs Gas Systems Plan Review?

Liquid Petroleum Gas tank installation - 2000 gallon and larger, or 4000 gallon aggregate, per SPS 340.42; Compressed Natural Gas tank installation - any size installations, per SPS 340.61; Liquid Natural Gas tank installation - 2000 gallon and larger, per Comm 40.51; Gaseous Hydrogen Facilities - any size installations, per SPS 340.71; Liquefied Hydrogen Facilities - 2000 gallon and larger, or 4000 gallon aggregate, per SPS 340.81; Installation of Anhydrous Ammonia systems per SPS 343.10.


Is Inspection Involved?

Yes, when plan submittal is required, inspections are needed, with 5-day advance notice to the district gas systems inspector.


Plan Submittal Questions

Please email questions regarding plan submittal to DspsSbPlanSchedule@wi.gov.