CERTIFICATE

Natixis Funds Trust I

Natixis Funds Trust II

Natixis Funds Trust IV

Loomis Sayles Funds I

Loomis Sayles Funds II

Gateway Trust

Natixis ETF Trust

(the “Trusts”)

I, Paula Gilligan, Assistant Secretary of the Trust, hereby certify that the following is a true copy of the resolution adopted by the Trustees of the Trust at a meeting held on November 17, 2017:

VOTED: That, after considering all relevant factors, including, but not limited to, the value of the aggregate assets of the Fund to which any covered person may have access, the type and terms of the arrangements made for the custody and safekeeping of such assets, the number of other parties named as insureds and the sizes and nature of the businesses of such parties, the blanket bond issued by National Union Insurance Company providing fidelity bond protection of $53,000,000 for the series of Natixis Funds Trust I, Natixis Funds Trust II, Natixis Funds Trust IV, Loomis Sayles Funds I, Loomis Sayles Funds II, Gateway Trust and Natixis ETF Trust (the “Trusts”) is hereby approved as being reasonable in form and amount, and that the Trusts’ participation in the bond with the other named insureds is hereby approved for the period December 15, 2017 to December 15, 2018.

/s/ Paula Gilligan

Paula Gilligan

Assistant Secretary