<SUBMISSION>
<ACCESSION-NUMBER>0001140361-18-045567
<TYPE>6-K
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20181221
<FILING-DATE>20181221
<DATE-OF-FILING-DATE-CHANGE>20181221
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>Atlantica Yield plc
<CIK>0001601072
<ASSIGNED-SIC>4911
<IRS-NUMBER>000000000
<STATE-OF-INCORPORATION>X0
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>6-K
<ACT>34
<FILE-NUMBER>001-36487
<FILM-NUMBER>181247775
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>GREAT WEST HOUSE, GW1, 17TH FLOOR
<STREET2>GREAT WEST ROAD
<CITY>BRENTFORD
<STATE>X0
<ZIP>TW8 9DF
<PHONE>44 20 7098 4384
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>GREAT WEST HOUSE, GW1, 17TH FLOOR
<STREET2>GREAT WEST ROAD
<CITY>BRENTFORD
<STATE>X0
<ZIP>TW8 9DF
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>Abengoa Yield plc
<DATE-CHANGED>20140326
</FORMER-COMPANY>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>Abengoa Yield Ltd
<DATE-CHANGED>20140226
</FORMER-COMPANY>
</FILER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>form6k.htm
<DESCRIPTION>6-K
<TEXT>
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      <div><font style="font-size: 14pt;">UNITED STATES</font></div>
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    <div style="text-align: center; margin-left: 0.1pt; font-size: 14pt;"><font style="font-family: &quot;Times New Roman&quot;; font-weight: bold;">SECURITIES AND EXCHANGE COMMISSION</font></div>
    <div style="text-align: center; margin-left: 0.1pt; font-size: 12pt;"><font style="font-family: &quot;Times New Roman&quot;; font-weight: bold;">Washington, D.C. 20549</font></div>
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    <div style="text-align: center; margin-left: 0.1pt; font-size: 18pt;"><font style="font-family: &quot;Times New Roman&quot;;">FORM 6-K</font></div>
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    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">&#160;REPORT OF FOREIGN PRIVATE ISSUER</font></div>
    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">PURSUANT TO RULE 13a-16 OR 15d-16</font></div>
    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">UNDER THE SECURITIES EXCHANGE ACT OF 1934</font></div>
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    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">For the month of December, 2018</font></div>
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    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">Commission File Number 001-36487</font></div>
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    <div style="text-align: center; margin-left: 0.1pt; font-size: 24pt;"><font style="font-family: &quot;Times New Roman&quot;; font-weight: bold;">Atlantica Yield plc</font></div>
    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman';">(Exact name of Registrant as Specified in its Charter)</font></div>
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    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">Not Applicable</font></div>
    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman';">(Translation of Registrant&#8217;s name into English)</font></div>
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    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">Great West House, GW1, 17th floor</font></div>
    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">Great West Road</font></div>
    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">Brentford, TW8 9DF</font></div>
    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">United Kingdom</font></div>
    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">Tel.: +44 20 7098 4384</font></div>
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    <div style="text-align: left; text-indent: 36pt;"><font style="font-size: 10pt; font-family: 'Times New Roman';">Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:</font></div>
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            <div style="text-align: right;"><font style="font-size: 10pt; font-family: 'Times New Roman';"><font style="font-size: 10pt; font-family: 'Segoe UI Symbol', sans-serif;">&#9746;</font>&#160; Form 20-F</font></div>
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            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';"><font style="font-size: 10pt; font-family: 'Segoe UI Symbol', sans-serif;">&#9744;</font>&#160; Form 40-F</font></div>
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    <div style="text-align: left; text-indent: 36pt;"><font style="font-size: 10pt; font-family: 'Times New Roman';">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):&#160; <font style="font-size: 10pt; font-family: 'Segoe UI Symbol', sans-serif;">&#9744;</font></font></div>
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    <div style="text-align: left; text-indent: 36pt;"><font style="font-size: 10pt; font-family: 'Times New Roman';">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):&#160; <font style="font-size: 10pt; font-family: 'Segoe UI Symbol', sans-serif;">&#9744;</font></font></div>
    <div style="text-align: left; text-indent: 36pt;"><font style="font-size: 10pt; font-family: 'Times New Roman';"><font style="font-size: 10pt; font-family: 'Segoe UI Symbol', sans-serif;"> <br>
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    <div style="text-align: justify;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">Changes in the Board of Directors and Board Committees</font></div>
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    <div style="text-align: justify;"><font style="font-size: 10pt; font-family: 'Times New Roman';">On December 19, 2018, Mr. Gonzalo Urquijo resigned from the board of directors of Atlantica Yield plc (&#8220;Atlantica&#8221; or &#8220;the Company&#8221;) and from the
        Nominating and Corporate Governance Committee. The board of the Company has appointed Mr. Santiago Seage as a director. Mr. Seage will continue serving as Chief Executive Officer.</font></div>
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    <div style="text-align: justify;"><font style="font-size: 10pt; font-family: 'Times New Roman';">In addition, Mr. Robert Dove resigned from the Compensation Committee. Mr. Dove will continue serving as independent non-executive director of the board of
        the Company.</font></div>
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      <div style="font-size: 10pt;" class="BubbleStyle_MessagesContainer">
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            <div>The Nominating and Corporate Governance Committee and the Compensation Committee will now have three members.</div>
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    <div style="text-align: justify;"><font style="font-size: 10pt; font-family: 'Times New Roman';">The board of directors of Atlantica would like to thank Mr. Urquijo for his contributions as director.</font></div>
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    <div style="text-align: justify;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">About Atlantica Yield</font></div>
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    <div style="text-align: justify;"><font style="font-size: 10pt; font-family: 'Times New Roman';">Atlantica Yield is a total return company that owns a diversified portfolio of contracted renewable energy, power generation and electric transmission
        assets in North America, South America and certain markets in EMEA (Spain, Algeria and South Africa). We focus on providing a predictable and growing quarterly dividend or yield to our shareholders (www.atlanticayield.com).</font></div>
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            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">Chief Financial Officer</font></div>
            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">Francisco Martinez-Davis</font></div>
            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">E-mail: ir@atlanticayield.com</font></div>
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          <td style="width: 2%; vertical-align: bottom;">&#160;</td>
          <td style="width: 49%; vertical-align: top;">
            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">Investor Relations &amp; Communication</font></div>
            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">Leire Perez</font></div>
            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">Tel: +44 20 3499 0465</font></div>
            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">E-mail: ir@atlanticayield.com</font></div>
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    <div style="text-align: center;"><font style="font-size: 10pt; font-family: 'Times New Roman'; font-weight: bold;">SIGNATURES</font></div>
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    <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">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.</font></div>
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          <td style="width: 40%; vertical-align: top;">
            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">ATLANTICA YIELD PLC</font></div>
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          <td style="width: 40%; vertical-align: middle;">&#160;</td>
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              <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">/s/ Santiago Seage</font></div>
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          <td style="width: 40%; vertical-align: top;">
            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">Name: Santiago Seage</font></div>
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          <td style="width: 60%; vertical-align: top;" colspan="1">&#160;</td>
          <td style="width: 40%; vertical-align: top;">
            <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">Title:&#160;&#160; Chief Executive Officer</font></div>
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    <div style="text-align: left;"><font style="font-size: 10pt; font-family: 'Times New Roman';">Date: December 21, 2018</font></div>
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</SUBMISSION>
