Batteries and Storage
Utility Interconnection

NEM Paired Storage: Why it Matters

Adam Gerza • Last updated 05/2021

4.5/5 (view ratings)
123 students
1 module
49 minutes
4 assignments

Course description

All 3 California IOU's are now officially accepting Energy Storage Net Metering (aka NEM Paired Storage) applications. This effectively permits eligible solar + storage systems to export storage to the grid and receive a full NEM credit, assuming the battery charges entirely from solar. Throughout this course, we unpack the mechanics of how exactly NEM Paired Storage works, and illustrate the added value it can provide for both Residential & Commercial solar + storage projects.


  • CEC RPS Guidebook overview
  • 2014 NEM and storage decision & rules
  • New NEM paired storage rules
  • List of Certified Power Control Systems
  • Modeling NEM paired storage in ETB Developer
  • Case study results
  • Key takeaways for NEM paired storage

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Full course outline

Module 1 - NEM Paired Storage: Why it Matters

  • NEM Paired Storage: Why it Matters (49:17 minutes)
  • Slide Deck (.pdf)


Adam Gerza

VP Business Development, Energy Toolbase

Adam Gerza is the VP of Business Development at Energy Toolbase, an industry leading software platform that specializes in modeling and proposing the economics of solar and energy storage projects. He has worked in the solar industry for over 12 years in various project development and policy related roles. Prior to solar, Adam traded natural gas commodity products for... Learn more


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123 students have taken this course



by Benjamin B 08/02/2023

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