SCHEDULE A Master Advisory Fee Waiver Agreement for iShares U.S. ETF Trust (As of December 5-7, 2017) (all percentages are expressed as a percentage of average daily net assets)

Exhibit (d.6)

SCHEDULE A

Master Advisory Fee Waiver Agreement for iShares U.S. ETF Trust

(As of December 5-7, 2017)

(all percentages are expressed as a percentage of average daily net assets)

Fund		Advisory Fee Waiver		Last Day of Term
iShares Gold Strategy ETF		BFA, the investment adviser to the Fund, has contractually agreed to waive aportion of its management fees in an amount equal to the Acquired Fund Fees and Expenses, if any, attributable to the Fund’s investments in other exchange-traded products sponsored by BFA or its affiliates through February 29, 2024, provided that the waiver be no greater than the Fund’s management fee of 0.25%. The contractual waiver may be terminated prior to February 29, 2024 only upon written agreement of the ETF Trust and BFA.		February 29, 2024
iShares Inflation Hedged Corporate Bond ETF		With respect to the Fund, BFA has contractually agreed to waive a portion of its management fees so that the Fund’s total annual fund operating expenses after fee waiver is equal to the Acquired Fund Fees and Expenses attributable to the Fund’s investment in the iShares iBoxx $ Investment Grade Corporate Bond ETF (LQD), after taking into account any fee waivers by LQD, plus 0.05%.		February 28, 2023
iShares Interest Rate Hedged Corporate Bond ETF		With respect to the Fund, BFA has contractually agreed to waive a portion of its management fees so that the Fund’s total annual fund operating expenses after fee waiver is equal to the Acquired Fund Fees and Expenses attributable to the Fund’s investment in the iShares iBoxx $ Investment Grade Corporate Bond ETF (LQD), after taking into account any fee waivers by LQD, plus 0.10%.		February 28, 2022
iShares Interest Rate Hedged High Yield Bond ETF		With respect to the Fund, BFA has contractually agreed to waive a portion of its management fees so that the Fund’s total annual fund operating expenses after fee waiver is equal to the Acquired Fund Fees and Expenses attributable to the Fund’s investment in the iShares iBoxx $ High Yield Corporate Bond ETF (HYG), after taking into account any fee waivers by HYG, plus 0.05%.		February 28, 2022
iShares Interest Rate Hedged 10+ Year Credit Bond ETF		With respect to the Fund, BFA has contractually agreed to waive a portion of its management fees so that the Fund’s total annual fund operating expenses after fee waiver is equal to the Acquired Fund Fees and Expenses attributable to the Fund’s investment in the iShares 10+ Year Credit Bond ETF (CLY), after taking into account any fee waivers by CLY, plus 0.10%.		February 28, 2022

iShares Interest Rate Hedged Emerging Markets Bond ETF		With respect to the Fund, BFA has contractually agreed to waive a portion of its management fees so that the Fund’s total annual fund operating expenses after fee waiver is equal to the Acquired Fund Fees and Expenses attributable to the Fund’s investment in the iShares X.X. Xxxxxx USD Emerging Markets Bond ETF (EMB), after taking into account any fee waivers by EMB, plus 0.10%.		February 28, 2022
iShares Commodities Select Strategy ETF		With respect to the Fund, an amount equal to the aggregate Acquired Fund Fees and Expenses (as defined by the SEC in the instructions to form N-1A), if any, attributable to investments by the Fund in other registered investment companies advised by BFA, or its affiliates.		February 29, 2024
iShares Edge U.S. Fixed Income Balanced Risk ETF		With respect to the Fund, an amount equal to the aggregate Acquired Fund Fees and Expenses (as defined by the SEC in the instructions to form N-1A), if any, attributable to investments by the Fund in other registered investment companies advised by BFA, or its affiliates.		February 29, 2024

XXXXXXX U.S. ETF TRUST on behalf of each FUND				BLACKROCK FUND ADVISORS
By:		/s/ Xxxx Xxx		By:		/s/ Xxxxx Xxxxx
		Xxxx Xxx				Xxxxx Xxxxx
		Chief Financial Officer,				Managing Director
		iShares U.S. ETF Trust

Dated: December 5-7, 2017

[Signature Page to Amended Schedule A of Master Advisory Fee Waiver Agreement]