California Cities & Regional Permitting Directory
Explore our dedicated regional landing pages for 32+ California cities, counties, and building departments. Turnkey 48–72 hour CAD plan sets & California licensed PE stamps.
Greater Los Angeles, Orange County & San Diego
📍 Irvine (HQ Location)
Irvine Center Dr HQ, Irvine Community Development & SCE interconnection.
Explore Irvine →San Diego
City of San Diego DSD, Oceanside, Chula Vista & SDG&E interconnection.
Explore San Diego →Los Angeles
LADBS, LA County, LADWP & SCE interconnection engineering.
Explore Los Angeles →Orange County
OC Public Works, Anaheim, Santa Ana, Irvine & SCE interconnection.
Explore Orange County →Long Beach
Long Beach Development Services, coastal wind PE stamps & SCE.
Explore Long Beach →Anaheim
City of Anaheim Planning & Building, Anaheim Public Utilities (APU) & SCE.
Explore Anaheim →Santa Ana
Santa Ana Planning & Building Agency, SCE interconnection & commercial PV.
Explore Santa Ana →Pasadena
Pasadena Water & Power (PWP), historic landmark roof PE stamps.
Explore Pasadena →Glendale
Glendale Water & Power (GWP), hillside structural wind/seismic stamps.
Explore Glendale →Chula Vista
Chula Vista Development Services, SDG&E NEM 3.0 storage engineering.
Explore Chula Vista →Oceanside
Oceanside Development Services, coastal wind uplift PE stamps & SDG&E.
Explore Oceanside →Carlsbad
Carlsbad Building Division, coastal zone specs & SDG&E interconnection.
Explore Carlsbad →Escondido
Escondido Building Division, high-temp conductor derating & SDG&E.
Explore Escondido →Torrance
Torrance Community Development, South Bay coastal wind PE stamps & SCE.
Explore Torrance →Burbank
Burbank Water & Power (BWP), media studio commercial PV engineering.
Explore Burbank →Santa Clarita
Santa Clarita Building & Safety, Santa Ana high-wind corridor PE stamps.
Explore Santa Clarita →Oxnard
Oxnard Community Development, Ventura County coastal ag solar & SCE.
Explore Oxnard →Thousand Oaks
Thousand Oaks Community Development, Conejo Valley roof PE stamps & SCE.
Explore Thousand Oaks →San Francisco Bay Area, Silicon Valley & North Bay
San Francisco
SF DBI, Oakland, PG&E Rule 21 interconnection & historic roof PE stamps.
Explore San Francisco →San Jose
San Jose PBCE, Silicon Valley Power, PG&E & Title 24 compliance.
Explore San Jose →Oakland
Oakland Planning & Building, ballasted flat roof PE stamps & PG&E.
Explore Oakland →Santa Rosa
Santa Rosa Economic Development, Sonoma County winery solar & PG&E.
Explore Santa Rosa →Sacramento, Central Valley & Desert Regions
Sacramento
SMUD generation meters, Sacramento County, Folsom & PG&E specs.
Explore Sacramento →Fresno
Fresno County Public Works, ground mount foundation PE stamps & PG&E.
Explore Fresno →Riverside
Riverside Building & Safety, RPU & SCE high-temp conductor derating.
Explore Riverside →Bakersfield
Kern County Public Works, ag ground mount foundation PE stamps & PG&E / SCE.
Explore Bakersfield →Stockton
Stockton Community Development, San Joaquin County ag solar & PG&E.
Explore Stockton →Modesto
Modesto Irrigation District (MID) & PG&E agricultural solar engineering.
Explore Modesto →Salinas
Salinas Community Development, Monterey County cold storage solar & PG&E.
Explore Salinas →San Bernardino
San Bernardino Building & Safety, Inland Empire commercial warehouse solar.
Explore San Bernardino →Fontana
Fontana Community Development, logistics warehouse flat roof PE stamps.
Explore Fontana →Texas Solar Permitting Jurisdictions & Utility Interconnection
Houston
CenterPoint Energy utility interconnection and Houston Building Code Enforcement permit drawing packages.
Explore Houston →San Antonio
CPS Energy solar compliance and City of San Antonio Development Services building permits.
Explore San Antonio →Dallas
Oncor utility program compliance and City of Dallas Sustainable Development permitting sets.
Explore Dallas →Austin
Austin Energy utility applications and City of Austin Development Services engineering reviews.
Explore Austin →Fort Worth
Oncor interconnection layout engineering and City of Fort Worth building permit design packages.
Explore Fort Worth →Florida Solar Permitting & High-Wind structural engineering
Miami
High-velocity hurricane zone (HVHZ) PE structural stamps, FPL interconnection, and Miami building permits.
Explore Miami →Orlando
Orlando Utilities Commission (OUC) solar guidelines, Duke Energy utility applications, and Orlando permitting sets.
Explore Orlando →Tampa
TECO utility compliance, coastal structural wind calculations (140+ mph wind speed), and Tampa permit drawings.
Explore Tampa →Jacksonville
JEA solar program interconnection submittals and Duval County building permit drawings.
Explore Jacksonville →St. Petersburg
Duke Energy Florida interconnection compliance and Pinellas County structural design calculations.
Explore St. Petersburg →Arizona Solar Permitting & Utility Interconnection
Phoenix
APS and SRP utility interconnection compliance and City of Phoenix building permit drawing packages.
Explore Phoenix →Tucson
Tucson Electric Power (TEP) solar compliance and City of Tucson building permit drawings.
Explore Tucson →Mesa
Salt River Project (SRP) interconnection compliance and City of Mesa building permit packages.
Explore Mesa →Chandler
SRP & APS solar guidelines and City of Chandler building permits.
Explore Chandler →Scottsdale
APS utility compliance and City of Scottsdale building permit engineering reviews.
Explore Scottsdale →Colorado Solar Permitting & Cold-Weather PE engineering
Denver
Xcel Energy interconnection rules and Denver Community Planning & Development building permits.
Explore Denver →Colorado Springs
Colorado Springs Utilities (CSU) solar submittals and PPRBD building permits.
Explore Colorado Springs →Aurora
Xcel Energy solar compliance and City of Aurora building permit drawings.
Explore Aurora →Fort Collins
Fort Collins Utilities solar submittals and Larimer County building permit drawings.
Explore Fort Collins →Boulder
Xcel Energy solar compliance and City of Boulder building permit engineering reviews.
Explore Boulder →