UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 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): September 22, 2015

TRI-STATE GENERATION AND
TRANSMISSION ASSOCIATION, INC.

(Exact name of Registrant as specified in its charter)

Registrant’s telephone number, including area code  (303) 452-6111

None

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01    Regulation FD Disclosure.

Tri-State Generation and Transmission Association, Inc. has attached hereto as Exhibits 99.1 and 99.2, a copy of presentation materials that it intends to use in connection with meetings with investors, groups of investors, and media and in connection with presentations and speeches with various audiences.

The information contained in this Item 7.01 and Exhibits 99.1 and 99.2 is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section. In addition, the information contained in this Item 7.01 and Exhibits 99.1 and 99.2 shall not be incorporated by reference into any of Tri-State Generation and Transmission Association, Inc.’s filings with the Securities and Exchange Commission or any other document except as shall be expressly set forth by specific reference in such filing or document.

Item 9.01    Financial Statements and Exhibits.

(d)   Exhibits

99.1 – Presentation Materials – Overview

99.2 – Presentation Materials – Financials

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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 hereunto duly authorized.

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