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HomeMy WebLinkAboutECS-Compliance-Checklists-v2.1ENERGY CODE SUPPLEMENT - COMPLIANCE CHECKLISTS Version 2.1 February 2023 Page 1 of 7 Contents Page 1 – Overview, Building Information Compliance Checklists for Prescriptive Compliance Path/Easy Path Page 2 – Commercial Buildings Page 3 – Residential Buildings Compliance Checklists for Performance-Based Compliance Path/Whole Building Path Page 4 – Commercial Buildings Page 6 – Residential Buildings Overview The checklists contained in this document are intended to help applicant teams and municipal staff plan for and assess compliance with the Energy Code Supplement (ECS). Please attach any calculations or other materials needed to verify information entered in this document. Additional information can be found in ECS Section 601 Compliance Documentation. Only basic information is provided here; the full ECS document should be referred to for detailed requirements. In addition, the ECS Reference Manual is intended to help understand and use the ECS; it contains non-essential information such as background information and commentary. The Energy Code Supplement applies to new construction, additions, and major renovations as described in Section 202.1 Applicability.1 Section 202.2 Compliance provides additional compliance details for commercial, residential, and mixed-use buildings, including additions and major renovations. Previously planned enhanced requirements to the ECS went into effect January 1, 2023. These changes are described in sections C404 and R504. Building Information To be completed by applicant. Property Address: ____________________________________________________________________________ This property is (check one box only, see definitions in ECS) ☐ Residential ☐ Commercial The following compliance path will be used (check one box only) ☐ Prescriptive Compliance Path/Easy Path ☐ Performance-Based Compliance Path/Whole Building Path 1 In the Town of Ithaca version of the Energy Code Supplement, all section numbers identified in this document are preceded by “144-.” ENERGY CODE SUPPLEMENT - COMPLIANCE CHECKLISTS Version 2.1 February 2023 Page 2 of 7 PRESCRIPTIVE COMPLIANCE PATH/EASY PATH - COMMERCIAL BUILDINGS Projects must earn at least 12 points. ECS document should be consulted for complete requirements. Applicant fills out "points proposed" column. Code Enforcement Officer fills out "points awarded" column. Cate- gory Improvement Code Section Points Available Points Proposed Points Awarded Summary of Requirements EE1 Heat pumps for space heating C402.2.1 4 - 6 4 points for air source heat pumps. 6 points for ground source heat pumps. EE2 Heat pumps for service water heating C402.2.2 2 2 points for water heating systems that use heat pumps. EE3 Commercial cooking electrification C402.2.3 6 6 points for electric cooking equipment in commercial kitchens. Prerequisite: no fossil fuel use in the building. AI1 Smaller building/room size C402.3.1 1 - 2 Up to 2 points for smaller room sizes. Available for Hotel and Residential portions only. AI2 Heating systems in heated space C402.3.2 1 1 point for installing heating systems in directly heated spaces. AI3 Efficient building shape C402.3.3 1 1 point if exterior surface area divided by directly heated floor area is less than the maximum allowed value. AI4 Right-lighting C402.3.4 1 1 point for reducing overlighting and implementing other lighting improvements. AI5 Modest window-to-wall ratio C402.3.5 1 1 point for overall window-to-wall ratio less than 20%. Individual spaces may exceed 20%. RE1 Renewable energy systems C402.4.1 1 - 6 Up to 6 points for on-site or off-site renewable energy systems. RE2 Biomass systems C402.4.2 3 3 points for biomass space heating systems. OP1 Development density C402.5.1 1 1 point for achieving sufficient development density on the building parcel.* OP2 Walkability C402.5.2 1 1 point if the building meets the walkability criteria.* OP3 Electric Vehicle Parking Spaces C402.5.3 1 - 2 Up to 2 points for installing electric vehicle parking spaces and related infrastructure.* OP4 Adaptive reuse C402.5.4 1 1 point for substantial re-purpose of existing building. OP5 Meet NY Stretch Code C402.5.5 1 1 point for complying with NYStretch Energy Code OP6 Custom energy improvement C402.5.6 1 - 2 Up to 2 points for reduction in energy use. * Note: A maximum of three points total may be earned for points OP1, OP2, and OP3 combined. EFFICIENT ELECTRIFICATION AFFORDABILITY IMPROVEMENTS RENEWABLE ENERGY OTHER POINTS TOTAL POINTS ENERGY CODE SUPPLEMENT - COMPLIANCE CHECKLISTS Version 2.1 February 2023 Page 3 of 7 PRESCRIPTIVE COMPLIANCE PATH/EASY PATH - RESIDENTIAL BUILDINGS Projects must earn at least 12 points. ECS document should be consulted for complete requirements. Applicant fills out "points proposed" column. Code Enforcement Officer fills out "points awarded" column. Cate- gory Improvement Code Section Points Available Points Proposed Points Awarded Summary of Requirements EE1 Heat pumps for space heating R502.2.1 6 - 10 6 points for air source heat pumps. 10 points for ground source heat pumps. EE2 Heat pumps for service water heating R502.2.2 2 2 points for water heating systems that use heat pumps. EE3 Commercial cooking electrification R502.2.3 6 6 points for electric cooking equipment in commercial kitchens. Prerequisite: no fossil fuel use in the building. EE4 Residential cooking and clothes drying electrification R502.2.4 2 2 point for electric stoves and ventless heat pump clothes dryers. Prerequisite: no fossil fuel use in the building. AI1 Smaller building/room size R502.3.1 1 - 2 Up to 2 points for smaller room sizes. Available for Hotel and Residential portions only. AI2 Heating systems in heated space R502.3.2 1 1 point for installing heating systems in directly heated spaces. AI3 Efficient building shape R502.3.3 1 1 point if exterior surface area divided by directly heated floor area is less than the maximum allowed value. AI5 Modest window-to-wall ratio R502.3.4 1 1 point for overall window-to-wall ratio less than 20% (individual spaces may exceed 20%). RE1 Renewable energy systems R502.4.1 1 - 6 Up to 6 points for on-site or off-site renewable energy systems. RE2 Biomass systems R502.4.2 5 5 points for biomass space heating systems. OP1 Development density R502.5.1 1 1 point for achieving sufficient development density on the building parcel.* OP2 Walkability R502.5.2 1 1 point if the building meets the walkability criteria.* OP3 Electric Vehicle Parking Spaces R502.5.3 1 - 2 Up to 2 points for installing electric vehicle parking spaces and related infrastructure.* OP4 Adaptive reuse R502.5.4 1 1 point for substantial re-purpose of existing building. OP5 Meet NY Stretch Code R502.5.5 2 2 points for complying with NYStretch Energy Code OP6 Custom energy improvement R502.5.6 1 - 2 Up to 2 points for reduction in energy use. * Note: A maximum of three points total may be earned for points OP1, OP2, and OP3 combined. EFFICIENT ELECTRIFICATION AFFORDABILITY IMPROVEMENTS RENEWABLE ENERGY OTHER POINTS TOTAL POINTS ENERGY CODE SUPPLEMENT - COMPLIANCE CHECKLISTS Version 2.1 February 2023 Page 4 of 7 PERFORMANCE-BASED COMPLIANCE PATH/WHOLE BUILDING PATH - COMMERCIAL BUILDINGS Buildings must comply using one of the performance-based options summarized below. Applicant: check boxes in left-hand column showing intended design, construction, and documentation requirements that will be met. Code Enforcement Officer: check boxes in right-hand column verifying completed requirements. C403.2 and C404.6.1 LEED-based and Energy Calculation-based Compliance Design and Construction Requirements Buildings shall meet the design requirements of one of the following: ☐ ☐ LEED v4 for Building Design + Construction, 17 LEED points total in the Optimize Energy Performance credit and the Renewable Energy Production credit of the Energy and Atmosphere section AND the building shall earn seven points from the ECS Prescriptive Compliance Path/Easy Path, not including AI4 Right-Lighting or OP5 Meet NYStretch Code. ☐ ☐ 80% savings relative to ASHRAE Standard 90.1-2013 or 92% savings relative to ASHRAE Standard 90.1-2010. Documentation Requirements Documentation shall include either: ☐ ☐ Design approval by GBCI OR both of the following: ☐ ☐ Complete input and output reports of the energy model. ☐ ☐ Approval of the energy model by NYSERDA, U.S. Department of Energy, Energize NY, or another agency approved by the Code Enforcement Officer. Note: LEED certification is NOT required. C403.3 Passive House-based Compliance Design and Construction Requirements Buildings shall meet the design requirements of one of the following: ☐ ☐ PHIUS+ Passive Building Standard from Passive House Institute US. ☐ ☐ Passive House Classic Standard from Passive House Institute. Documentation Requirements Documentation shall include at least one of the following: ☐ ☐ Pre-certification letter from an Accredited Passive House Certifier. All documentation used to show achievement of the requirements. Note: Certification is not required for this option. ☐ ☐ Documentation of Passive House certification. ENERGY CODE SUPPLEMENT - COMPLIANCE CHECKLISTS Version 2.1 February 2023 Page 5 of 7 C403.4 and C404.6.2 Greenhouse Gas Emissions Calculation-based Compliance Design and Construction Requirements Buildings shall meet the design requirements of all of the following: ☐ ☐ The building shall demonstrate a reduction in GHG emissions of not less than 80% as compared to the baseline building. GHG emissions reductions shall be shown through energy modeling that complies with Appendix G of ASHRAE Standard 90.1-2013. ☐ ☐ All requirements of ECS provisions C403.4.1 through C403.4.6 and C404.6.2 must be satisfied. These provisions are too detailed to summarize here. Documentation Requirements Documentation shall include all of the following: ☐ ☐ A report, signed and stamped by an accredited third-party energy professional, showing the results of all calculations, assumptions, inputs, and outputs for the energy model ☐ ☐ A letter, signed and stamped by an accredited third-party energy professional, stating that proposed total GHG emissions for the building are at least 80% less than the GHG emissions of the baseline building. The City/Town reserves the right to require additional documentation and/or additional third-party review and analysis by a consultant selected by the City/Town, at the expense of the applicant. All such documentation shall be submitted, and fee shall be paid, prior to issuance of a building permit. C403.5 Greenhouse Gas Emissions Calculation-based Compliance for Additions May only be used for additions that are showing compliance together with the existing building. Design and Construction Requirements Buildings shall meet the design requirements of all of the following: ☐ ☐ The addition and the existing building, together as a whole, shall be shown to have lower total GHG emissions than the original existing building. ☐ ☐ Current and proposed GHG emissions shall be calculated following the requirements of the GHG Emissions Calculation Method (C403.4). Documentation Requirements Documentation shall include all of the following: ☐ ☐ An energy study of the existing building that includes energy use from at least 12 consecutive months of the most recent 24 months at the time of building permit application. ☐ ☐ An energy study that shows anticipated energy use for the new addition and modified existing building. ☐ ☐ A report, signed and stamped by an accredited energy professional, showing the results of all calculations, assumptions, inputs, and outputs for the energy model. ☐ ☐ A letter, signed and stamped by an accredited third-party energy professional, stating that proposed total GHG emissions for the building and addition together are less than the GHG emissions for the existing building. The City/Town reserves the right to require additional documentation and/or additional third-party review and analysis by a consultant selected by the City/Town, at the expense of the applicant. All such documentation shall be submitted, and fee shall be paid, prior to issuance of a building permit. ENERGY CODE SUPPLEMENT - COMPLIANCE CHECKLISTS Version 2.1 February 2023 Page 6 of 7 PERFORMANCE-BASED COMPLIANCE PATH/WHOLE BUILDING PATH - RESIDENTIAL BUILDINGS Buildings must comply using one of the performance-based options summarized below. Applicant: check boxes in left-hand column showing intended design, construction, and documentation requirements that will be met. Code Enforcement Officer: check boxes in right-hand column verifying completed requirements. R503.2 and R504.6.1 Energy Rating Index-based Compliance May only be used for residential buildings of not more than three stories. Design and Construction Requirements ☐ ☐ The building shall comply with all requirements of Subsection R406 Energy Rating Index Compliance Alternative of the 2020 Energy Conservation Construction Code of NYS (ECCCNYS R406). Where the ECS requirements are more stringent than the requirements of ECCCNYS R406, ECS requirements shall prevail. In addition, the building shall meet the design requirements of one of the following: ☐ ☐ The rated design shall be shown to have an Energy Rating Index (ERI) less than or equal to 20 when compared to the ERI reference design OR ☐ ☐ The rated design shall be shown to have an Energy Rating Index (ERI) less than or equal to 40 when compared to the ERI reference design AND the building shall earn seven points from the ECS Prescriptive Compliance Path/Easy Path, not including AI4 Right-Lighting or OP5 Meet NYStretch Code. Documentation Requirements ☐ ☐ Compliance documentation shall be submitted as detailed in ECCCNYS R406. R503.3 and R504.6.2 National Green Building Standard-based compliance Design and Construction Requirements Buildings shall meet the design requirements of all of the following: ☐ ☐ Using the National Green Building Standard (NGBS), the building shall earn no less than 80 NGBS Energy Efficiency points. NGBS certification is not necessary. ☐ ☐ The building shall earn seven points from the ECS Prescriptive Compliance Path/Easy Path, not including AI4 Right-Lighting or OP5 Meet NYStretch Code. Documentation Requirements ☐ ☐ The design professional or energy professional documenting compliance will provide a signed statement that the design meets the requirements of this subsection, and documentation showing compliance. R503.4 Passive House-based Compliance Design and Construction Requirements Buildings shall meet the design requirements of one of the following. ☐ ☐ PHIUS+ Passive Building Standard from Passive House Institute US ☐ ☐ Passive House Classic Standard from Passive House Institute Documentation Requirements Documentation shall include at least one of the following: ☐ ☐ Pre-certification letter from an Accredited Passive House Certifier. All documentation used to show achievement of the requirements. Note: Certification is not required for this option. ☐ ☐ Documentation of Passive House certification. ENERGY CODE SUPPLEMENT - COMPLIANCE CHECKLISTS Version 2.1 February 2023 Page 7 of 7 R503.5 and R504.6.3 Greenhouse Gas Emissions Calculation-based Compliance Design and Construction Requirements Buildings shall meet the design requirements of all of the following: ☐ ☐ The building shall demonstrate a reduction in GHG emissions of not less than 80% as compared to the baseline building. GHG emissions reductions shall be shown through energy modeling that complies with Appendix G of ASHRAE Standard 90.1-2013 (for residential buildings four stories and greater and all mixed-use buildings classified as residential) or RESNET-HERS (for residential buildings of not more than three stories). ☐ ☐ All requirements of ECS provisions R503.5.1 through R503.5.6 and R504.6.3 must be satisfied. These provisions are too detailed to summarize here. Documentation Requirements Documentation shall include all of the following: ☐ ☐ A report, signed and stamped by an accredited third-party energy professional, showing the results of all calculations, assumptions, inputs, and outputs for the energy model ☐ ☐ A letter, signed and stamped by an accredited third-party energy professional, stating that proposed total GHG emissions for the building are at least 80% less than the GHG emissions of the baseline building. The City/Town reserves the right to require additional documentation and/or additional third-party review and analysis by a consultant selected by the City/Town, at the expense of the applicant. All such documentation shall be submitted, and fee shall be paid, prior to issuance of a building permit. R503.6 Greenhouse Gas Emissions Calculation-based Compliance for Additions May only be used for additions that are showing compliance together with the existing building. Design and Construction Requirements Buildings shall meet the design requirements of all of the following: ☐ ☐ The addition and the existing building, together as a whole, shall be shown to have lower total GHG emissions than the original existing building. ☐ ☐ Current and proposed GHG emissions shall be calculated following the requirements of the GHG Emissions Calculation Method (R503.5). Documentation Requirements Documentation shall include all of the following: ☐ ☐ An energy study of the existing building that includes energy use from at least 12 consecutive months of the most recent 24 months at the time of building permit application. ☐ ☐ An energy study that shows anticipated energy use for the new addition and modified existing building. ☐ ☐ A report, signed and stamped by an accredited energy professional, showing the results of all calculations, assumptions, inputs, and outputs for the energy model, and ☐ ☐ A letter, signed and stamped by an accredited third-party energy professional, stating that proposed total GHG emissions for the building and addition together are less than the GHG emissions for the existing building. The City/Town reserves the right to require additional documentation and/or additional third-party review and analysis by a consultant selected by the City/Town, at the expense of the applicant. All such documentation shall be submitted, and fee shall be paid, prior to issuance of a building permit.