All Regulated Utility Filings after 2015 can be found on the Commission’s DelaFile Opens in new window website.

• 2014 Regulated Utility Filings Opens in new window (by utility service offered)
• 2013 Regulated Utility Filings Opens in new window (by utility service offered)
• 2012 Regulated Utility Filings Opens in new window (by utility service offered)
• 2011 Regulated Utility Filings Opens in new window (by utility service offered)
• 2010 Regulated Utility Filings Opens in new window (by utility service offered)
• 2009 Regulated Utility Filings Opens in new window (by utility service offered)
• 2008 Regulated Utility Filings Opens in new window (by utility service offered)
• 2007 Regulated Utility Filings Opens in new window (by utility service offered)
• 2006 Regulated Utility Filings Opens in new window (by utility service offered)
• 2005 Regulated Utility Filings Opens in new window (by utility service offered)

Annual Reports and Assessments

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Utility Filing Documents and Related Commission Rules

• 2023 Annual Assessment Form
• 2023 Annual Financial Report Form
• Title 26 Chapter 1 Section 115
• Title 26 Chapter 10 Section 1012
• 2023 Partial Assessment Form

E-Filing

Filing Cover Sheet

Links to Regulated Utilities SEC Filings and Annual Reports

• Delmarva Power & Light Company
• Chesapeake Utilities Corporation
• Artesian Water Company Inc.
• Tidewater Utilities Inc.

All case related documents are available for review by appointment at the Commission Office in Dover, Delaware.