UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 3, 1999 Duquesne Light Company ---------------------- (Exact name of registrant as specified in its charter) Pennsylvania 1-956 25-0451600 ------------ ----- ---------- (State or other jurisdiction of (Commission File Number) (I.R.S. Employer incorporation or organization) Identification No.) 411 Seventh Avenue Pittsburgh, Pennsylvania 15219 ------------------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (412) 393-6000 N/A (Former name or former address, if changed since last report.) Items 1-4. Not applicable. Item 5. Other Events. On December 3, 1999, Judge Robert Cindrich of the U.S. District Court for the Western District of Pennsylvania handed down his ruling in the Allegheny Energy, Inc. suit against DQE, Inc. (the parent of Duquesne Light Company) over its now terminated merger agreement. The court ruled that DQE, Inc. properly terminated the agreement and did not breach such agreement. The court granted judgment in favor of DQE, Inc. on all claims and all requests for injunctive relief. Item 6 -9. Not applicable. SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. Duquesne Light Company ---------------------- (Registrant) Date December 8, 1999 /s/Morgan K. O'Brien -------------------- ------------------------ (Signature) Morgan K. O'Brien Vice President, Finance