Plan Sets & Permitting

Construction-ready plan sets delivered in days, not weeks.

From 10% conceptual through IFC and as-builts — every deliverable is code-compliant and AHJ-ready. PE stamping available in all 50 states as an add-on.

Starting at$349per deliverable
Turnaround1 – 4 daysavg. delivery
Free trialYOUR FIRST PLAN SET IS ON USCreate an account to claim
[Plan Sets & Permitting Dashboard Screenshot]

Every Deliverable, Detailed

Design Phases

10% Conceptual Design

A high-level layout establishing system sizing, orientation, and preliminary equipment placement. Ideal for early-stage feasibility and stakeholder alignment.

What's included
  • Preliminary site layout
  • System sizing summary
  • Equipment placement overview
  • Conceptual single-line diagram
[10% Conceptual Design Sample]

30% Schematic Design

Refined layouts with preliminary electrical diagrams and initial structural considerations. Used for design development reviews and early permitting discussions.

What's included
  • Refined site plan and array layout
  • Preliminary single-line diagram
  • Initial structural load path
  • Code compliance checklist
[30% Schematic Design Sample]

60% Design Development

Detailed engineering drawings incorporating electrical plans, structural calculations, and equipment schedules. The foundation for contractor bidding and procurement.

What's included
  • Detailed electrical plans
  • Structural calculations
  • Equipment schedules and specs
  • Preliminary BOM
[60% Design Development Sample]

90% Construction Documents

Near-final construction documents with all specifications, details, and compliance notes. Ready for final owner review. PE stamping available as an add-on.

What's included
  • Complete plan set with all details
  • Final structural and electrical calcs
  • Specification sheets
  • AHJ compliance documentation
[90% Construction Documents Sample]
Construction Documents

IFC (Issued for Construction)

Fully detailed construction drawings ready for your crew to build from. Includes all electrical, structural, and civil details required for installation. PE stamping available as an add-on.

What's included
  • Full plan set (PE stamping available)
  • Electrical and structural details
  • Installation notes and sequences
  • Material and equipment schedules
[IFC (Issued for Construction) Sample]

As-Built Documentation

Post-construction documentation reflecting actual field conditions, routing changes, and any design modifications made during installation.

What's included
  • Updated site plans with field changes
  • As-built single-line diagrams
  • Final equipment locations
  • Inspection-ready documentation
[As-Built Documentation Sample]
Permitting

Permit Submittals

AHJ-specific permit packages assembled with all required forms, calculations, cover sheets, and supporting documentation. We handle the jurisdiction research so you don't have to.

What's included
  • AHJ-specific cover sheets and forms
  • Structural and electrical calculations
  • Equipment cut sheets and specs
  • Code compliance narratives
[Permit Submittals Sample]
Examples

Sample Deliverables

[ Sample: 10% Conceptual Layout ]
[ Sample: 30% Schematic Design ]
[ Sample: 60% Electrical Plan ]
[ Sample: 90% Construction Detail ]
[ Sample: IFC Stamped Plan Set ]
[ Sample: Permit Submittal Package ]
Process

How It Works

01

Submit your project

Upload site plans, utility info, and requirements through our platform.

02

We assign your engineer

A PE-licensed engineer reviews scope and begins design within 24 hours.

03

Review & iterate

You get a draft for review. Request changes directly in the platform.

04

Receive your deliverables

Final plans delivered to your inbox, ready for submission. Add PE stamping for any state.

Spreadsheets & email vs. PhaseOne

The Old WayWith PhaseOne
Turnaround2-4 weeks1-4 days
RevisionsEmail back-and-forthIn-platform markup
StampingSeparate PE firmAvailable in all 50 states, add when you need it
TrackingManual spreadsheetsReal-time dashboard
ComplianceYou verify codesAHJ-specific compliance built in

Transparent, fixed pricing

Plan Sets & Permitting starts at $349 per deliverable. No hidden fees, no surprise invoices. PE stamping is always included.

Starts at $349
PE stamping included
No hidden fees
Volume discounts available
YOUR FIRST PLAN SET IS ON US

Sign up and get your first deliverable free — no credit card required.

PhaseOne cut our plan set turnaround from 3 weeks to 3 days. The quality is consistently excellent and PE stamps are available for any state when we need them.
SC
Sarah Chen
SunVolt Energy

Related Services

Ready to get started?

Book a call and we'll scope your first project together.

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