Please be advised that the PSO website will be unavailable from Friday, June 13, 2025, at 5:00 p.m. to Monday, June 16, 2025 at 8:00 a.m. due to scheduled maintenance.
An enhanced version of the site will launch on June 16, 2025.

For more information, please visit the ISC website: ISC - ISC Modernizing GIS and Plan Submissions Online (PSO) Platform