Ontario Energy Commission de l’énergie Board de l’Ontario P.O. Box 2319 C.P. 2319 27th. Floor 27e étage 2300 Yonge Street 2300, rue Yonge Toronto ON M4P 1E4 Toronto ON M4P 1E4 Telephone: 416- 481-1967 Téléphone; 416- 481-1967 Facsimile: 416- 440-7656 Télécopieur: 416- 440-7656 Toll free: 1-888-632-6273 Numéro sans frais: 1-888-632-6273

BY E-MAIL

June 7, 2010

Ms. Anne-Marie Reilly Regulatory Coordinator – Regulatory Affairs Hydro One Networks Inc. 8th Floor, South Tower Toronto ON M5G 2P5

Letter of Direction

Dear Ms. Reilly:

Re: Hydro One Networks Inc. – 2011/2012 Electricity Transmission Revenue Requirement and Rates Application – Board File Number EB-2010-0002

The Ontario Energy Board has now issued its Notice relating to your electricity transmission revenue requirement and rates application. Please note that you must publish the notice within fourteen days of the date of this letter. If publication is impossible within fourteen days, you must inform the Board’s case manager immediately.

You are directed:

1. To arrange immediately for the enclosed English version of the Notice, headed with the Ontario government logo and the words “Ontario Energy Board”, to be published in one edition of each of the English language newspapers as set out in Attachment “A” to this letter in or servicing Hydro One Networks’ service area;

2. To arrange immediately for the enclosed French version of the Notice headed with the Ontario Government logo and the words “Commission de l’énergie de l’Ontario”, to be published in one edition of each of the French language newspapers as set out in Attachment “A” to this letter, in or servicing Hydro One Networks’ service area (Note: Please make it clear that invoices regarding publication are not to be sent to the Board);

Ontario Energy Board - 2 -

3. To immediately, and no later than the date of publication of the Notice, serve a copy of the Notice directly on Electricity Distributors and other transmission customers served by Hydro One Networks Transmission; on all licenced transmitters in Ontario, and on all intervenors of record in the previous transmission rate application proceeding EB-2008-0272;

4. To file with the Board an affidavit proving publication and service of the Notice immediately thereafter;

5. To make a copy of the application and evidence available for public review at Hydro One Networks’ offices in Toronto, Markham, , Peterborough, Sudbury, Ottawa, Dundas, Beachville, and Thunder Bay; at the following addresses:

Head Office, 483 Bay Street, Toronto Markham Office, 185 Clegg Road, Markham Barrie Field Business Centre, 45 Sarjeant Drive, Barrie Peterborough Field Business Centre, 913 Crawford Drive, Peterborough Sudbury Field Business Centre, 957 Falconbridge Road, Sudbury Merivale Service Centre, 31 Woodfield Drive, Ottawa Dundas Field Business Centre, 40 Olympic Drive, Dundas, Beachville Field Business Centre, 56 Embro Street, Beachville, Thunder Bay Field Business Centre, 255 Burwood Road, Thunder Bay;

6. To provide a copy of the application and evidence to anyone requesting the material; and

7. To provide a copy of the application and evidence on your website.

You are further directed not to include any document(s) or material(s) when serving the Notice other than document(s) or material(s) expressly required by this Letter of Direction to be served.

Yours truly,

Original Signed By

Kirsten Walli Board Secretary cc: Mr. D.H. Rogers, Q.C. Rogers Partners LLP

Appendix “A”

List of Newspapers for Publishing English and French Ontario Energy Board Letter of Direction Hydro One Transmission: EB-2010-0002 Appendix ‘A’ - Page 1

Newspaper Category Notices to Publish Arnprior Chronicle-Guide Weekly English Atikokan Progress Weekly English Aylmer Express Weekly English Bancroft Times Weekly English Barrie Examiner Daily English Barry's Bay This Week Weekly English Belleville Intelligencer Daily English Bracebridge Examiner Weekly English Weekly English and French Brantford, The Expositor Daily English Brighton Independent Weekly English Brockville Recorder Daily English Daily English Chatham Daily News Daily English Clarence-Rockland Vision Weekly English and French Clinton News Record Weekly English Cochrane Times-Post Weekly English Cornwall Le Journal Weekly French Cornwall, Standard-Freeholder Daily English Dryden Observer Weekly English Elliot Lake The Standard Weekly English Essex Free Press Weekly English Fort Francis Daily Bulletin Daily English Geraldton-Longlac Times Star Weekly English Globe and Mail (Ontario) Daily English Daily English Hamilton Le Regional Weekly French Hamilton Spectator Daily English Hawkesbury Le Carillon Weekly French Hearst/Kapuskasing Le Nord Weekly French Huntsville Forester Weekly English Ignace Driftwood Weekly English and French Kapuskasing Weekender Weekly English and French Kenora Daily Miner and News Daily English Kingston Whig-Standard Daily English Kirkland Lake Northern Daily News Daily English Kitchener Record Daily English Le Metropolitain (Toronto-Brampton) Weekly French Le Reflet (Prescott Russell) Weekly French Lindsay Daily Post Daily English Listowel Banner Weekly English London Free Press Daily English London L'action Weekly French Manitouwadge Echo Weekly English and French Marathon Mercury Weekly English and French Mississauga News Weekly English and French New Liskeard Temiskaming Speaker's Weekender Weekly English Ontario Energy Board Letter of Direction Hydro One Transmission: EB-2010-0002 Appendix ‘A’ - Page 2

Niagara Falls Review Daily English North Bay Nugget Daily English Northumerland today Weekly English Orangeville Banner Weekly English Orillia Packet and Times Daily English Oshawa/Whitby/Clarion This Week (Eng) Weekly English Ottawa Citizen Daily English Ottawa Le Droit Daily French Owen Sound, The Sun Times Daily English Parry Sound North Star Weekly English Pembroke Observer Daily English Semi- Penetanguishene Le Gout De Vivre monthly French Perth Courier Weekly English Peterborough Examiner Daily English Picton Gazette Weekly English Rainy River Record Weekly English Red Lake Northern Sun News Weekly English Sarnia Observer Daily English Sault Ste. Marie Star Daily English Simcoe Reformer Daily English Sioux Lookout Bulletin Weekly English St. Catharines Standard Daily English St. Thomas Times Journal Daily English Stratford Beacon Herald Daily English Strathroy Age Dispatch Weekly English Sturgeon Falls Tribune Weekly English and French Sudbury Le Voyageur Weekly French Sudbury Star Daily English Terrace Bay Schreiber News Weekly English and French Thessalon Sentinel Weekly English and French Thunder Bay Chronicle Journal Daily English and French Timmins Les Nouvelles Weekly French Timmins, The Daily Press Daily English Toronto L'Express Weekly French (Section A,GTA) Daily English Turtle Island News (First Nation) Weekly English Vankleek Hill Review Weekly English Walkerton Herald-Times Weekly English Wawa Algoma News Review Weekly English Semi- Wawatay News monthly English Daily English Winchester Press Weekly English Windsor Le Rempart Weekly French Windsor Star Daily English Woodstock Sentinel Daily English Ontario Energy Board Letter of Direction Hydro One Transmission: EB-2010-0002 Appendix ‘B’

Appendix “B”

Notice of Application and Hearing English Version Ontario Energy Board Letter of Direction Hydro One Transmission: EB-2010-0002 Appendix ‘C’

Appendix “C”

Notice of Application and Hearing French Version