Berkeley Building Emissions Savings Ordinance
The building owner of a commercial property over 15,000 square feet must report the total energy and water used annually using the ENERGY STAR Portfolio Manager. These benchmark reports are due each year by June 1st.
Pegasus is Your Trusted Partner for BESO “Compliance”
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Pegasus is Your Trusted Partner for BESO “Compliance” 〰️
Ensure seamless Berkeley BESO compliance for your properties with Pegasus. We proactively explore “Beyond Benchmarking” requirements, seeking exemptions to save you time and money. Should an audit be necessary, our team delivers a clear, ROI-focused report.
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The BESO Ordinance
Energy Benchmark Report - Due Annually
The Berkeley Building Emissions Savings Ordinance (BESO) requires annual energy and water benchmarks for commercial buildings over 15,000 square feet.
Energy Audit - Due Every 5 Years*
The owner of a non-residential building over 50,000 square feet must ensure the building receives an energy audit by an architect or licensed engineer every five years. Licensed professionals will conduct energy and water audits to find energy-saving opportunities. Our audit offers the building owner a detailed list of specific opportunities for saving energy and money, showing payback and ROI.
*Exemptions and Deferrals
High-performance buildings relieve the Building Owner of the requirement to submit an Energy Assessment for the current reporting period. High-performance buildings are defined as buildings with an Energy Star score of 75 or better for the year preceding the audit due date. Deferrals from reporting requirements are also available under certain conditions. See section 1.5 of the BESO Administrative Regulations PDF for definitions and details.
Energy Assessments – Due upon sale
Energy and water “Assessments” (walk-through audits) are required for commercial buildings 850 to 50,000 square feet. (Pegasus is not licensed for residential properties)
Berkeley BESO FAQs
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BESO applies to commercial buildings, multi-family buildings, houses and mixed-use buildings (commercial and residential use).
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Large Buildings
50,000 sqft or more
First Phase in Cycle: 7/1/2018
Required at Time of Sale: No
Requirement: Energy Assessment every 5 years & ENERGY STAR Portfolio Manager Performance Score (Benchmark Report) annually
25,000 – 49,999 sqft
First Phase in Cycle: 7/1/2019
Required at Time of Sale: No
Requirement: Energy Assessment every 5 years & ENERGY STAR Portfolio Manager Performance Score (Benchmark Report) annually
Medium / Small Buildings
15,000 – 24,999 sqft
First Phase in Cycle: 7/1/2020
Required at Time of Sale: Yes
Requirement: Energy Assessment every 10 years or at time of sale, whichever occurs first
5,000 – 14,999 sqft
First Phase in Cycle: 7/1/2021
Required at Time of Sale: Yes
Requirement: Energy Assessment every 10 years or at time of sale, whichever occurs first
600 – 4,999 sqft
First Phase in Cycle: 7/1/2022
Required at Time of Sale: Yes
Requirement: Energy Assessment every 10 years or at time of sale, whichever occurs first
Houses
1 – 4 Dwelling Units
First Phase in Cycle: N/A
Required at Time of Sale: Yes
Requirement: Energy Assessment at time of sale
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Given the licensing requirements of the Registered Energy Assessor required to prepare the assessment report and the description of the ENERGY REPORT needed, this would be defined by ASHRAE as an Energy Audit. Appendix D defines the required energy assessment as an ASHRAE Level 2 audit for commercial and multi-family buildings over 50,000 square feet and an ASHRAE Level 1 for commercial and multi-family buildings under 50,000 square feet. For mixed-use buildings, the determining size is 10,000 square feet. Those over 10,000 square feet required an ASHRAE Level 1 or 2 audit for both building types, while those under 10,000 square feet required only an ASHRAE Level 1 audit for the predominant use.
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This would be defined within the industry as a benchmark report using the ENERGY STAR Portfolio Manager tool to prepare a Statement of Energy Performance. For annual reporting, buildings will report to the City through a data request within the Energy Star tool.
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The Energy Assessment report has a filing fee ranging from $79 for a house to $240 for a large building. This is in addition to the preparer’s fees. Benchmarking alone does not require a filing fee.
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Prior to executing a contract for Sale, the Building Owner is responsible for complying with the energy assessment and reporting requirement for all buildings under 25,000 sqft.
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There are several exemptions, deferrals, and extensions available. This document does not profess to list them all, but some are as follows:
High-Performance Exemption for buildings that have achieved significant energy efficiency, as demonstrated by one of several industry certifications available.
Time of sale deferrals that apply if the BUYER concurs and agrees to fulfill the reporting requirements within the deferral period of up to 12 months (includes a $48 filing fee).
Hardship Extensions and Deferrals include deferrals for buildings under rent control before January 1, 1999.
Deferral for new construction and extensively renovated buildings
Low energy use deferral for commercial buildings operating less than 24 hours per week and for buildings with a verified ENERGY STAR score of 80 or greater.
Data unavailable deferral for building owners who have been unable to obtain tenant authorization to access tenant utility data
Contracted registered energy assessor extension for building owners who have the energy assessment report under contract with a registered energy assessor and await their deliverable.
Unconditioned floor space reclassification whereby the unconditioned space (not heated or cooled) may be subtracted from the gross floor area to establish a reclassified building size and an adjusted compliance deadline.
There is an exemption for the sale of a unit that is part of a larger building, such as the sale of an attached condominium unit within a larger building (including co-ops and TICs). However, the condominium association must comply with BESO by the phase-in date.
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Like all other municipal and state requirements, a licensed assessor is not required to prepare these reports. ENERGY STAR service providers experienced in preparing these reports, such as Pegasus Energy Solutions, can usually prepare them for far less money.
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There are fines of $100 for each violation and an additional fine of up to $25 per day for each day that the violation continues, up to a maximum of $1000 per violation.
Benchmarking or Beyond —
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🟦 Benchmarking
Annual compliance for AB 802, EBEWE, BPO, and other ordinances.
🟩 Beyond Benchmarking
Audits, exemptions, retro-commissioning, and ENERGY STAR certification.