Un09.rar Link

Often refers to Resource Adequacy Requirements . In 2009, organizations like the CPUC used specific templates (often bundled in archives) for Load Serving Entities (LSEs) to demonstrate they had enough power supply under contract.

💡 Only open .rar files from trusted sources. If you found this file on a public forum or unknown site, scan it with antivirus software before extracting, as archives are a common way to distribute malware. 2009 RA Filing Guide un09.rar

If it's a "Preliminary RAR" file, it likely contains the reporting templates required by regulatory bodies for that year. Often refers to Resource Adequacy Requirements