Green Building Compliance

DISCLAIMER: This website is currently under construction to incorporate the updated 2025 Green Building program documents. Please check periodically for updates. If you have any questions, please email us at copa@greencarpetservice.com.

Palo Alto is committed to green building and energy efficiency for new construction and renovation projects. This page contains the compliance requirements for residential and non-residential projects.

Note: Local energy reach code amendments become effective upon approval by the California Energy Commission (CEC).

Do you have an upcoming construction project in Palo Alto or have questions about how the Green Building Ordinance impacts your project? 

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CPA Pre-Approved Green Building Special Inspector Lists (effective 1-1-2026)

All projects subject to Green Building must use an approved Green Building Special Inspector from the lists below.

      

Single Family and Multi-Family Residential Compliance

Single-family and multi-family projects shall follow the process presented below.  This page identifies the new requirements effective for projects submitting for permit on or after 6/22/15. Visit the Green Building In Palo Alto page to view the ordinances.

Planning Phase

Applies only to projects subject to Planning Review.

1. Verify Requirements: Verify the applicable requirement by using the Preliminary Residential Green Building Verification Form(PDF, 642KB). For new multi-family projects, use the EVSE Calculator for calculate the number and type of electric vehicle parking spaces required.

2. Include CALGreen Checklist: Include the applicable CALGreen Checklist into the plan set as identified in the form above.

Plan Check Phase

1. Verify Requirements: Verify the requirement applicable by using the Residential Green Building Verification Form. For new multi-family projects requiring electric vehicle parking, use the EVSE Calculator for compliance assistance.

2. Select a Green Building Special Inspector: All residential projects subject to CALGreen  Mandatory, Tier 1 or Tier 2, MUST hire a Green Building Special Inspector from the Development Services list of pre-approved Residential Green Building Special Inspectors prior to submitting for plan check. The Green Building Special Inspector MUST review and sign the CALGreen checklist prior to submitting for plan check. The Green Building Special Inspector will review the project's contract documents in accordance with the Residential Green Building Standard Conditions(PDF, 483KB). The project team must submit a Green Building Special Inspection Agreement with each project application.

3. Include Final CALGreen Checklist (GB-1) & Green Building Requirements in Contract Documents: Include the applicable CALGreen Checklist into the plan set using one of the following GB-1 Res Mandatory Sheet(XLSX, 67KB)GB-1 Res Mandatory Tier 1(XLSX, 90KB), or GB-1 Res Mandatory Tier 2(XLSX, 85KB). Update this sheet if the approach has changed from the Planning Phase. If the project is subject to Green Building Special Inspection, the sheet must be signed by the Green Building Special Inspector. Projects must reference the Residential Green Building Standard Conditions(PDF, 483KB) and include the applicable design elements and sheet notes on the contract documents.

4. Complete Survey: Complete the Green Building Survey. Projects that are required to complete the survey are listed on the Green Building Verification Form.

Inspection Phase

Important: Projects must reference the GB-1 sheet in the approved permit plans to find the green building checklist and the requirements applicable to the project. 

1. Follow Green Building Inspection Guidelines: Projects MUST follow the Green Building Residential Inspection Guidelines(PDF, 6MB) throughout construction. For Green Building projects, the Green Building Special Inspector must lead this inspection and it must be witnessed by the CPA Building Inspector. Please refer to the Green Building Special Inspectors and Project Triggers(PDF, 199KB) as a guide to confirm applicable green building requirements.

Please note: All projects must provide monthly reports to their Green Building Special Inspector throughout construction.

2. Schedule a Green Building Pre-Construction Meeting #151: Call the Development Center at 650-329-2496 to schedule the Green Building Pre-Construction Meeting #151. For all Green Building projects, the Green Building Special Inspector assigned to the project MUST lead the pre-construction meeting. Review the Green Building Residential 151 Inspection Checklist(PDF, 209KB), Green Building Residential GB-1 Sheet Inspection Submittals Checklist(PDF, 623KB), and the CALGreen Documentation Certificate of Compliance(PDF, 160KB) for requirements during construction.

3. Schedule a Green Building Incremental Verification #152: Call the Development Center at 650-329-2496 to schedule the Green Building Incremental Verification #152 prior to All Trades Inspection. Review the Green Building Residential 152 Inspection Checklist(PDF, 210KB) and the Green Building Residential GB-1 Sheet Inspection Submittals Checklist(PDF, 623KB) for requirements during construction. Ensure all CALGreen Documentation Certificate of Compliance(PDF, 160KB) forms and supporting documentation are completed and ready for review. 

4. Schedule a Green Building Final Inspection #153: Call the Development Center at 650-329-2496 to schedule the Green Building Final Inspection #153 prior to Final Building Inspection. Please refer to the Green Building Residential 153 Inspection Checklist(PDF, 208KB) and the Green Building Residential GB-1 Sheet Inspection Submittals Inspection Checklist(PDF, 623KB) for requirements. Ensure all required CALGreen Documentation Certificate of Compliance(PDF, 160KB) forms and supporting documentation are completed and ready for review. Green Building Special Inspectors must have their Green Building Special Inspector Field Notes(PDF, 185KB) ready for review by the Building Inspector.

NOTE: For projects that submitted for permit before 6/22/2015, approximately one week prior to requesting a Final Inspection, the Green Point Rater shall submit a signed copy of the GB-1 Sheet to copa@greencarpetservice.com

Non-Residential Compliance

The Green Building Ordinance requires non-residential projects to meet either CALGreen Mandatory, CALGreen Tier 1, or CALGreen Tier 2. CALGreen is a robust code that enables Development Services to enforce green requirements similarly to how other building codes are regulated. If a project requires Planning approval, then green building requirements listed under "Planning Phase" apply. If a project is not subject to Planning approval, then the green building requirements listed under "Plan Check Phase" apply to the project. 

Planning Phase

Applies only to projects subject to Planning Review.

1. Verify Requirements: Verify the requirement applicable by using the Non-Residential Green Building Verification Form(PDF, 951KB). Use the EVSE Calculator for new construction requiring electric vehicle parking.

2. Include CALGreen Checklist (GB-1): Include the following applicable GB-1 sheet into the plan set using the correct forms as described in the Non-Residential Green Building Verification Form and Non-Residential Energy Reach Code and Commissioning Verification Forms above. Use the EVSE Calculator for new construction requiring electric vehicle parking.

3. Select Commercial Green Building Special Inspector: All Non-Residential projects subject to Green Building MUST hire a Green Building Special Inspector from the Development Services list of pre-approved Non-Residential Green Building Special Inspectors prior to submitting for plan check. The Green Building Special Inspector MUST review and sign the CALGreen checklist (GB-1) prior to submitting for plan check.  The Green Building Special Inspector will review the project's contract documents in accordance with the Non-Residential Green Building Standard Conditions(PDF, 766KB). The project team must submit a Green Building Special Inspection Agreement with each project application.

4. Include Commissioning Requirements:  For ALL new Non-Residential buildings, Building Commissioning is required in accordance with the California Energy Code Section 120.8. For projects less than 10,000 square feet, only the design review requirements shall be completed. The Owner or Owner's Representative shall complete and sign the Owner's Project Requirements in the sheet GB-3 below. The design team shall include a preliminary Basis of Design and include on the project plans using the following sheets. The final Basis of Design shall be completed and submitted at Plan Check.

Plan Check Phase

1. Verify Requirements: Verify the requirement applicable by using the Non-Residential Green Building Verification Form. If the project completed this step during Planning, confirm that the project approach has not changed. Use the EVSE Calculator for new construction requiring electric vehicle parking.

2. Select Nonresidential Green Building Special Inspector: All Non-Residential projects subject to Green Building MUST hire a Green Building Special Inspector from the Development Services list of pre-approved Non-Residential Green Building Special Inspectors(PDF, 94KB) prior to submitting for plan check. The Green Building Special Inspector MUST review and sign the CALGreen checklist (GB-1) prior to submitting for plan check.  The Green Building Special Inspector will review the project's contract documents in accordance with the Non-Residential Green Building Standard Conditions(PDF, 766KB). The project team must submit a Green Building Special Inspection Agreement with each project application.

3. Include Final CALGreen Checklist (GB-1) & Green Building Requirements in Contract Documents: Include the following applicable GB-1 sheet into the plan set referencing the project scope in the Green Building Verification Form. Complete the required GB-1 sheet that reflects the design elements of the final design and construction elements. For projects that went through Planning, update the GB-1 sheet from Planning Phase if the approach has changed. Projects must reference the Non-Residential Green Building Standard Conditions(PDF, 766KB) and include the applicable design elements and sheet notes on the contract documents.

3. Include Commissioning Requirements: For ALL new non-residential buildings, Building Commissioning is required in accordance the California Energy Code Section 120.8. For projects less than 10,000 square feet, only the design review requirements shall be completed.

The Owner or Owner's Representative shall complete and sign the Owner's Project Requirements in the sheet GB-3 below. The design team shall include a Final Basis of Design and include on the project plans using the following sheets. The Commissioning Authority shall provide and sign the Commissioning Plan using the GB-4 sheet below. Multiple sheets may be used for larger projects.

4. Complete the Green Building Survey. Projects that are required to complete the survey are listed on the Green Building Verification Form.

Inspection Phase

Important: Projects must reference the GB-1 sheet in the approved permit plans to find the green building checklist and the requirements applicable to the project.

1. Follow Green Building Inspection Guidelines: Projects MUST follow the Green Building Nonresidential Inspection Guidelines(PDF, 8MB) throughout construction. For all Green Building projects, the Green Building Special Inspector must lead this inspection and it must be witnessed by the CPA Building Inspector. Please refer to the Green Building Special Inspectors and Project Triggers(PDF, 199KB) as a guide to confirm applicable green building requirements.

Please note: All projects must provide monthly reports to their Green Building Special Inspector throughout construction. 

2. Schedule a Green Building Pre-Construction Meeting #151: Schedule a Green Building Pre-Construction Meeting as outlined in the Non-Residential Green Building Inspection Guidelines(PDF, 8MB) by calling the Development Center at 650-329-2496. Review the Green Building Non-residential 151 Inspection Checklist(PDF, 185KB) and the Green Building Non-residential GB-1 Sheet Inspection Submittals Checklist(PDF, 2MB) for requirements during construction. Determine if a Green Building Incremental Verification will be required during Commercial Multi-Trades (MEP) Inspection and include in the project schedule. 

3. Schedule a Green Building Incremental Verification #152: Call the Development Center at 650-329-2496 to schedule the Green Building Incremental Verification #152 prior to Commercial Multi-Trades (MEP) Inspection. Review the Green Building Non-residential 152 Inspection Checklist(PDF, 203KB) and the Green Building Non-residential GB-1 Sheet Inspection Submittals Checklist(PDF, 2MB) for requirements during construction. Ensure all CALGreen Documentation Certificate of Compliance(PDF, 160KB) forms and supporting documentation are completed and ready for review. 

4. Schedule a Green Building Final Inspection #153: Call the Development Center at 650-329-2496 to schedule the Green Building Final Inspection #153 prior to Final Building Inspection. Please refer to the Green Building Non-residential 153 Inspection Checklist(PDF, 222KB) and the Green Building Non-residential GB-1 Sheet Inspection Submittals Inspection Checklist(PDF, 2MB) for requirements. 

Ensure all required CALGreen Documentation Certificate of Compliance(PDF, 160KB) forms and supporting documentation are completed and ready for review.  Green Building Special Inspectors must have their Green Building Special Inspector Field Notes(PDF, 185KB) ready for review by the Building Inspector.

 

Post Occupancy Phase

 1. Submit an Energy Star Benchmark. Complete the Energy Star Benchmark after the project has been occupied for 12 months. Note that fines may be applied for non-compliance. 

Energy Star Benchmarking for Commercial Buildings
Frequently Asked Questions - Non-Residential Green Building and Energy Reach Code

LEED Alternative Compliance Pathway for Nonresidential Projects

Nonresidential Tier 1 and Tier 2 projects may elect to follow the LEED Alternative Compliance pathway. All CALGreen mandatory measures still apply, as well as certain Tier 1 and Tier 2 prerequisite measures.

CALGreen Tier 1 Projects electing to pursue the LEED Alternative Compliance Pathway must comply with the following:

a) Achieve LEED® Silver certification or higher from the U.S. Green Building Council 

b) Comply with the following locally amended Tier 1 CALGreen prerequisite measure: 1) PAMC 16.14.430 Section A5.408   Construction Waste Reduction, Disposal and Recycling 

c) Comply with all applicable CALGreen Chapter 5 mandatory measures and building code requirements.

CALGreen Tier 2 Projects electing to pursue the LEED Alternative Compliance Pathway must comply with the following:

a) Achieve LEED® Gold certification or higher from the U.S. Green Building Council

b) Comply with the following locally amended Tier 2 CALGreen prerequisite measure: 1) PAMC 16.14.430 Section A5.408 Construction Waste Reduction, Disposal and Recycling and 2) PAMC 16.14.400 Section A5.106.5.3 Electric Vehicle (EV) Charging for New Construction

c) Comply with all applicable CALGreen Chapter 5 mandatory measures and building code requirements.

For Building Permit:

Green Building Checklist and Verification: Complete and include the Green Building Checklist (GB-1 Sheet) within the Permit Plans. Third-party design verification by a Green Building Special Inspector (GBSI) is required for all applicable CALGreen Mandatory items and Tier 1 or Tier 2 prerequisite measures.

LEED Certification Documentation: A LEED Accredited Professional with applicable specialty (LEED AP) shall certify that the project has been designed to meet LEED Silver certification requirements. The LEED AP shall submit a letter confirming project registration with the U.S. Green Building Council (USGBC) and anticipated achievement of the required points for LEED Silver certification.

For Inspection:

Green Building Verification: Complete construction phase requirements as identified on the Green Building Checklist (GB-1 Sheet) in the Permit Plans. All construction activities must be verified by a third-party Green Building Special Inspector (GBSI) in accordance with the Nonresidential Green Building Inspection Guidelines.

LEED Certification Documentation: Prior to Certificate of Occupancy, submit a letter based on as-built construction confirming the project has been built in accordance with approved plans and is expected to achieve certification at the approved LEED level. The letter must state whether final certification documents will be submitted to the USGBC and, if applicable, the anticipated submission date.

Post Occupancy Phase: Submit proof of LEED Silver or LEED Gold certification to the Building Department within two years of initial occupancy for the project record.

2022 Code Cycle GB-1 Sheets

2022 Code Cycle GB-1 Sheets (All versions)

Note: Due to amendments made during the 2022 code cycle to the Green Building Ordinance and Energy Reach Code Ordinance, multiple versions of the Palo Alto GB-1 Sheets were created to capture these changes. For projects submitted during the 2022 code cycle, please use the GB-1 Sheet applicable to your building permit submittal date.

Residential

Version 1/23 (For building permits submitted 1/1/23 to 3/31/24)

GB-1 Res CALGreen Mandatory(XLSX, 56KB)
GB-1 Res CALGreen Mandatory Tier 1(XLSX, 73KB)
GB-1 Res CALGreen Mandatory Tier 2(XLSX, 68KB)

Version 4/24 (For building permits submitted 4/1/24 to 9/30/24)

GB-1 Res CALGreen Mandatory(XLSX, 55KB)
GB-1 Res CALGreen Mandatory Tier 1(XLSX, 73KB)
GB-1 Res CALGreen Mandatory Tier 2(XLSX, 68KB)

Version 10/24 (For building permits submitted 10/1/24 to 12/31/25)

GB-1 Res CALGreen Mandatory(XLSX, 65KB)
GB-1 Res CALGreen Mandatory Tier 1(XLSX, 86KB)
GB-1 Res CALGreen Mandatory Tier 2(XLSX, 83KB)

Non Residential

Version 1/23 (For building permits submitted 1/1/23 to 3/31/24)

GB-1 Non Res CALGreen Mandatory(XLSX, 62KB)
GB-1 Non Res CALGreen Mandatory Tier 1(XLSX, 69KB)
GB-1 Non Res CALGreen Mandatory Tier 2(XLSX, 66KB)

Version 4/24 (For building permits submitted 4/1/24 to 9/30/24)

GB-1 Non Res CALGreen Mandatory(XLSX, 61KB)
GB-1 Non Res CALGreen Mandatory Tier 1(XLSX, 69KB)
GB-1 Non Res CALGreen Mandatory Tier 2(XLSX, 66KB)

Version 10/24 (For building permits submitted 10/1/24 to 12/31/25)

GB-1 Non Res CALGreen Mandatory(XLSX, 79KB)
GB-1 Non Res CALGreen Mandatory Tier 1(XLSX, 85KB)
GB-1 Non Res CALGreen Mandatory Tier 2(XLSX, 81KB)

Non Residential Commissioning GB-1s

Note: No changes were made to the 2022 GB-3 and GB-4 Sheets. For building permits submitted 1/1/23 to 12/31/25.

GB-3 Non-Res Commissioning Owner's Project Requirements & Basis of Design(XLSX, 40KB)
GB-4 Non-Res Commissioning Plan(XLSX, 40KB)

2019 Code Cycle GB-1 Sheets

2013 & 2016 Code Cycle GB-1 Sheets

2013 GB-1'S (Projects Submitted Between 6/22/2015 and 12/31/2016)