SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant [X] Filed by a Party Other than the Registrant [ ] Check the appropriate box: [ ] Preliminary Proxy Statement [ ] Confidential, for Use of the Commission Only (as permitted by [ ] Definitive Proxy Statement Rule 14a-6(e)(2)) [X] Definitive Additional Materials [ ] Soliciting Material Pursuant to Rule 14a-11(c) or Rule 14a-12 PACIFICORP (Name of Registrant as Specified in Its Charter) Payment of Filing Fee (check the appropriate box): [ ] No fee required. [ ] Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11. (1) Title of each class of securities to which transaction applies: (2) Aggregate number of securities to which transaction applies: (3) Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (Set forth the amount on which the filing fee is calculated and state how it was determined): (4) Proposed maximum aggregate value of transaction: (5) Total fee paid: [X] Fee paid previously with preliminary materials. [ ] Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing. (1) Amount previously paid: (2) Form, Schedule or Registration Statement No.: (3) Filing Party: (4) Date Filed: PACIFICORP 825 NE Multnomah, Suite 2000 Portland, Oregon 97232 May 28, 1999 Dear Fellow Shareholder: We have previously sent to you proxy material for the Special Meeting of PacifiCorp to be held on June 17, 1999. Your Board of Directors has unanimously recommended that shareholders vote in favor of the proposed merger with ScottishPower. Since approval of the merger requires the affirmative vote of a majority of the outstanding shares, your vote is important, no matter how many or how few shares you may own. Whether or not you have already done so, please sign, date and return the enclosed proxy card today in the envelope provided. Very truly yours, /s/ KEITH R. MCKENNON Keith R. McKennon Chairman and Chief Executive Officer ================================================================================ If you have any questions, or need assistance in voting your shares, please call our proxy solicitor, INNISFREE M&A INCORPORATED TOLL-FREE, at 1-877-750-2689. IMPORTANT NOTE: If you hold your shares through a bank or broker, you may be able to vote by telephone, or via the Internet. Please call Innisree at 1-877-750-2689 for assistance. ================================================================================ Please note: The address listed in the proxy statement for the Salt Lake Hilton, the location of the June 17th Annual Meeting, is incorrect. The correct address is: 150 West 500 South, Salt Lake City, Utah.