Demand Response Registration System (DRRS)
The Demand Response Registration System (DRRS) provides participants with the ability to register with the ISO and provide load curtailment in response to Proxy Demand Response (PDR) and Reliability Demand Response (RDR) dispatch instructions.
The DRRS contains the location and registration management for PDR and RDR resources.
Access the application through the MPP*
*Certificate required
- Demand Response Registration User Guide v 5.1 - Redline 10/13/2025, 11:47 AM
- Demand Response Registration User Guide v 5.1 - Clean 10/13/2025, 11:47 AM
- Demand Response Registration User Guide v 5.0 - Clean 01/21/2025, 11:19 AM
- Demand Response Registration User Guide v 5.0 - Redline 01/21/2025, 11:19 AM
- Structured Scenarios v1.5 - Energy Storage and Distributed Energy Resources Phase 2 09/17/2018, 4:41 PM
- Business Requirements Specification v 1.1 - Energy Storage and Distributed Energy Resources Phase 2 03/02/2018, 8:52 AM
Baseline accuracy work group material
- NOAA Station to Zip Mapping 12/17/2019, 9:20 AM
- Example - Weather Match Workbook 12/04/2019, 3:03 PM
- Example - Day Match Workbook 12/04/2019, 3:03 PM
- 2017 Baseline Accuracy Work Group Final Proposal (Nexant) 10/11/2018, 4:37 PM
- Example - Randomization Validation Template 10/11/2018, 3:22 PM
- Stata Code to Validate Equivalence 10/11/2018, 3:22 PM
- California ISO Baseline Accuracy Assessment (Nexant) 08/15/2018, 2:17 PM
Baseline methodology templates
Please submit completed templates to PDR@caiso.com.
- Performance Methodology Form - Cover Page 02/01/2024, 2:13 PM
- Performance Methodology Form - Day Matching 10-in-10 07/17/2020, 2:52 PM
- Performance Methodology Form - EVSE Residential with Customer Load Baseline 06/22/2020, 1:26 PM
- Performance Methodology Form - EVSE 06/22/2020, 1:26 PM
- Performance Methodology Form - EVSE Non-Residential with Customer Load Baseline 06/22/2020, 1:26 PM
- Performance Methodology Form - Meter Generator Output With Customer Load Baseline 06/19/2020, 2:34 PM
- Performance Methodology Form - Load-Shift Resource with Customer Load Baseline 06/19/2020, 2:34 PM
- Performance Methodology Form - Load-Shift Resource 06/19/2020, 2:34 PM
- Performance Methodology Form - Meter Generator Output 11/12/2019, 4:12 PM
- Performance Methodology Form - Meter Generator Output With 10-in-10 11/12/2019, 4:12 PM
- Performance Methodology Form - Statistical Sampling Template Attachment 10/03/2018, 4:02 PM
- Performance Methodology Form - Weather Matching 10/03/2018, 4:02 PM
- Performance Methodology Form - Day Matching 5-in-10 Residential-Only 10/03/2018, 4:02 PM
- Performance Methodology Form - Day Matching Combined 10/03/2018, 4:01 PM
- Performance Methodology Form - Control Group 06/29/2018, 4:36 PM