Measure Impact Type

Cust-FuelSub Custom Fuel Substitution: site-specific calculation using approved tool or method 2019 2025
Cust-Gen Custom Generic: generic, site-specific calculation or using approved tool or method and/or metered data (excluding NMEC, SEM, or RCT offerings) 2019 -
Cust-NC-AE Custom All-Electric New Construction: site-specific calculation using approved tool or method and/or metered data (excluding NMEC, SEM, or RCT offerings) 2023 2025
Cust-NMEC Custom NMEC: uses a normalized, metered energy consumption (NMEC) method following CPUC-staff-issued guidance and an approved M&V/analysis plan 2019 2019
Cust-NMEC-Pop Population-level Normalized Metered Energy Consumption (NMEC) energy impacts are specified on a custom basis. 2020 -
Cust-NMEC-Pop-FuelSub Population-level Normalized Metered Energy Consumption (NMEC) energy impacts for fuel-substitution measures are specified on a custom basis 2022 -
Cust-NMEC-Site Site-level Normalized Metered Energy Consumption (NMEC) energy impacts are specified on a custom basis. 2020 -
Cust-NMEC-Site-FuelSub Site-level Normalized Metered Energy Consumption (NMEC) energy impacts for fuel-substitution measures are specified on a custom basis. 2022 -
Cust-RCT Custom RCT: uses a randomized-control trial (RCT) or experimental design method 2019 -
Cust-SEM Custom SEM: uses a strategic energy-management method 2019 -
Cust-SEM-FuelSub Custom SEM: uses a strategic energy-management method involving fuel substitution 2022 -
Deem Deemed measure 2026 -
Deem-DEER Deemed DEER: uses DEER-adopted values 2019 2025
Deem-DEER-FuelSub Deemed DEER Fuel Substitution: uses DEER-adopted values 2019 2025
Deem-WP Deemed Workpaper: uses values from an approved workpaper 2019 2025
Deem-WP-FuelSub Deemed Workpaper Fuel Substitution: uses values from an approved workpaper 2019 2025
Deem-WP-NC-AE Deemed measure for All-Electric New Construction: uses values from an approved measure package 2023 2025
DEER Measure can be referenced as part of the DEER ex-ante database 2013 2018
IOU-Custom Custom Measure that requires site-specific impact values 2013 2018
IOU-Deemed deemed measure is part of an IOU work paper 2013 2018
NonDEER Non-DEER measure utilizing the Best-Available methods 2013 2018