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

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:

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

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

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

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

RFS Holding, L.L.C. entered into an Underwriting Agreement, dated August 11, 2016 (the “Underwriting Agreement”), among Barclays Capital Inc. (the “Underwriter”), RFS Holding, L.L.C. (the “Depositor”) and RFS Holding, Inc., relating to the Class B Asset Backed Notes, Series 2015-1 (the “Offered Notes”) issued by Synchrony Credit Card Master Note Trust (the “Issuer”) and described in the Prospectus dated August 11, 2016. Subject to the terms and conditions set forth in the Underwriting Agreement, the Depositor agreed to sell to the Underwriter, and the Underwriter has agreed to purchase, the principal amount of Offered Notes in the amount of $72,916,666. A copy of the Underwriting Agreement is filed with this Form 8-K as Exhibit 1.1.

In order to facilitate the sale of the Offered Notes, the Depositor caused the Issuer to amend certain provisions of the Series 2015-1 Indenture Supplement, dated March 17, 2015, between the Issuer and Deutsche Bank Trust Company Americas, as indenture trustee, pursuant to that certain Supplement No. 1 to Series 2015-1 Indenture Supplement, dated August 12, 2016 (the “Supplement”). A copy of the Supplement is filed with this Form 8-K as Exhibit 4.1.

In connection with the issuance of the Offered Notes, the chief executive officer of the Depositor has made the certifications required by Paragraph I.B.1(a) of Form SF-3. Such certifications are being filed with this Form 8-K as Exhibit 36.1 in order to satisfy the requirements of Item 601(b)(36) of Regulation S-K.

The Registrants are also filing with this Form 8-K Exhibits 5.1 and 8.1 in connection with the issuance of the Offered Notes.

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 hereunto duly authorized.