May 31, 2017 Voya Series Fund, Inc. 7337 East Doubletree Ranch Road Suite 100 Scottsdale, AZ 85258-2034

(d)(3)(vi)

May 31, 2017

Voya Series Fund, Inc.
0000 Xxxx Xxxxxxxxxx Xxxxx Xxxx

Suite 100
Scottsdale, AZ 85258-2034

Re: Expense Limitations

Ladies and Gentlemen:

By execution of this letter agreement to the Expense Limitation Agreement (“ELA”) between Voya Investments, LLC (“VIL”) and Voya Series Fund, Inc. (“VSFI”), on behalf of Voya Small Company Fund (the “Fund”), intending to be legally bound hereby, VIL, the adviser to the Fund, agrees that, from May 31, 2017 through October 1, 2018, VIL shall waive all or a portion of its investment management fee and/or reimburse expenses in amounts necessary so that after such waivers and/or reimbursements, the maximum total operating expense ratios of the Fund shall be as follows:

Name of Fund		Maximum Operating Expense Limit (as a percentage of average net assets)
		Class T
Voya Small Company Fund		1.35%

We are willing to be bound by this letter agreement to lower our fees for the period from May 31, 2017 through October 1, 2018.  The method of computation to determine the amount of the fee waiver and the definitions as set forth in the ELA shall apply.  VIL acknowledges that (1) it shall not be entitled to collect on or make a claim for waived fees at any time in the future, and (2) it shall not be entitled to collect on or make a claim for reimbursed expenses at any time in the future. This letter agreement shall terminate upon termination of the ELA.

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Notwithstanding the foregoing, termination or modification of this letter requires approval by the Board of Directors of VSFI.

			Sincerely,
			By:	/s/ Xxxx Xxxxx
				Senior Vice President
				Voya Investments, LLC
Accepted:
By:	/s/ Xxxxxxxx X. Xxxxxxxx
	Senior Vice President
	Voya Series Fund, Inc.

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