RESOURCES CENTER
ADU Engineering in St. Petersburg
When St. Pete requires a structural engineer for your ADU, and what your permit set needs to include.
Do I need a structural engineer to pull commercial permits in Florida?
For most commercial projects, yes. Florida Statute 471 requires structural engineering documents submitted for permitting to be prepared and sealed by a licensed Professional Engineer (PE). Building departments enforce this whenever structural systems or life-safety components are involved.
Projects that typically require a PE stamp
• Removal or modification of load-bearing walls
• New structural openings (doors, storefronts, windows)
• Rooftop mechanical equipment requiring structural support
• Structural framing modifications
• Structural changes affecting egress systems
Documentation Standars
Permit-Ready Drawings vs. Full Construction Documents. Understanding the level of detail required for your specific project phase.
Projects that may not require a PE stamp
• Cosmetic renovations
• Flooring replacement
• Painting
• Light fixture replacement
• Non-structural partitions
• Minor MEP work without structural impact
Why it matters
If you're unsure whether your project crosses the structural threshold, reviewing it before permit submission can save weeks of delays caused by rejected applications.