UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of September 2017

Commission File Number 001-36277

North Atlantic Drilling Ltd.

(Exact name of Registrant as specified in its Charter)

Par-la-Ville Place, 4th Floor

14 Par-la-Ville Road

Hamilton HM 08 Bermuda

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101 (b)(1).

Yes ☐ No ☒

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101 (b)(7).

Yes ☐ No ☒

INFORMATION CONTAINED IN THIS FORM 6-K REPORT

Attached hereto as Exhibit 99.1 is a copy of the press release of North Atlantic Drilling Ltd. (the “Company”), dated September 18, 2017, announcing the Company’s receipt of a delisting notice from the NYSE.

SIGNATURES

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.

NORTH ATLANTIC DRILLING LTD.

Date: September 18, 2017

/s/ Georgina Sousa

Georgina Sousa

North Atlantic Drilling Ltd. 6-K