Permit-ready REScheck & Manual J calculations, engineered from your plans in 24 hours.
We prepare the signed energy-code certificate (REScheck) and room-by-room heating and cooling load calculation (ACCA Manual J + Manual S) that US building departments require before issuing a building permit for a new home, ADU, addition, or HVAC replacement.
Flat rate, any residential size
Room-by-room loads & sizing
REScheck + Manual J + S (Save $29)
- 24-Hour Turnaround: Permit-ready PDF packet delivered to your inbox within one business day.
- Flat Pricing, Zero Per-Sq-Ft Traps: Posted flat price for residential projects up to 6,000 sq ft.
- Accepted or Fixed Free: Includes up to 3 free revisions if your plan reviewer asks for changes.
Transparent Flat-Rate Permit Packages
Many online services advertise an $80 teaser rate and then charge $300+ once you enter your square footage. Our residential packages are one posted flat price up to 6,000 conditioned sq ft — including up to 3 free revisions until your building department approves.
REScheck Certificate
Official DOE REScheck-Web envelope UA trade-off compliance certificate and mandatory inspection checklist built to your local building department code.
- Signed DOE REScheck-Web Compliance Certificate (PDF)
- Complete Envelope UA / Thermal Conductance trade-off table
- Plan Review, Foundation, Framing & Final Inspection Checklists
- Every assembly traced to plan sheet references for fast AHJ review
- Up to 3 free revisions if your building examiner requests adjustments
Manual J + Manual S
Room-by-room and block heating & cooling load calculation per ANSI/ACCA 2 Manual J (8th Ed.) paired with ANSI/ACCA 3 Manual S equipment sizing verification.
- ACCA Manual J 8th Edition Room-by-Room & System Block Load Summary
- ASHRAE/ACCA 99% Winter & 1% Summer local outdoor design conditions
- Adequate Exposure Diversity (AED) glass solar excursion curve
- Room-by-room supply airflow (CFM) schedule for heating and cooling
- ACCA Manual S equipment capacity verification (90%–115% / inverter limits)
- Up to 3 free revisions for equipment swaps or plan examiner comments
REScheck + Manual J + S Bundle
Both compliance documents most residential building departments require for a new home, ADU, or addition — engineered from one plan set so every R-value, U-factor, and area matches.
- Full DOE REScheck-Web Envelope Compliance Certificate & Checklists
- Full ACCA Manual J 8th Edition Room-by-Room & Block Load Calculation
- Full ACCA Manual S HVAC Equipment Selection & Capacity Verification
- Cross-checked envelope inputs (zero mismatch between energy & load sheets)
- Up to 3 free revisions across all reports until permit issuance
REScheck + Manual J + S + D
Complete energy compliance and residential HVAC engineering submittal including ACCA Manual D duct sizing, static pressure budget, and room runout schedule.
- Everything in the Complete Permit Package (REScheck + Manual J + Manual S)
- ACCA Manual D Duct Sizing Calculation & Static Pressure Budget
- Total Effective Length (TEL) & design friction rate (IWC/100 ft) worksheet
- Supply & return trunk and room branch duct diameter/velocity schedule
- Up to 3 free revisions until full building & mechanical department sign-off
COMcheck Commercial
DOE COMcheck-Web compliance certificate for commercial tenant build-outs, retail, office, warehouse, and multifamily buildings (4+ stories) up to 10,000 sq ft.
- Official DOE COMcheck-Web Compliance Certificate (IECC / ASHRAE 90.1)
- Building Envelope, Interior/Exterior Lighting Power Density (LPD) & Mechanical
- Mandatory Commercial Inspection Checklists ready for plan review
- Up to 3 free revisions for lighting schedule or mechanical changes
Free Engineering Pre-Check Calculators
Test your building envelope against your state's adopted IECC code or estimate your heating and cooling tonnage before submitting your plans.
IECC Envelope UA Trade-Off & State Code Pre-Checker
Passes 2018 / 2021 IECC (Statewide Minimum 2015/2018; Austin/Dallas/Houston 2021) Total UA Trade-Off by 6.6% (279 vs 298 max Btuh/°F). Ready for official REScheck certification.
ACCA Manual J8 Peak Load & Tonnage Estimator
Why building departments reject rule-of-thumb sizing: Permit examiners require a room-by-room ANSI/ACCA Manual J 8th Edition report with orientation-specific glass solar gains (AED) and a Manual S OEM capacity match.
How Our 24-Hour Permit Process Works
Built for builders, architects, HVAC contractors, and homeowners facing a permit submittal deadline.
Submit Project Details & Plans
Complete the 2-minute project intake form below. Paste a link to your PDF floor plans and elevations (Google Drive, Dropbox, iCloud) or email them directly to skyler@energycodecerts.com after checkout.
Engineering & Value-Optimization
We extract all wall, ceiling, foundation, window, and door takeoffs from your drawings, run the official DOE REScheck-Web and ACCA Manual J8 / Manual S calculations, and identify the lowest-cost insulation trade-off if an assembly is borderline.
Permit-Ready PDF Delivery in 24 Hours
You receive a signed, permit-ready PDF package formatted for your local Authority Having Jurisdiction (AHJ). If your building examiner requests any changes or equipment model updates, we revise and re-issue up to 3 times free.
Start Your Permit Report Order
Enter your project specifications below. On the next screen you'll get your Order ID and complete payment securely via Stripe.