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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center; border-top: Black 4.5pt double"><BR>
<B>UNITED STATES</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>Washington, D.C. 20549</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>FORM 8-K</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>CURRENT REPORT</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 6pt; text-align: center"><FONT STYLE="text-transform: uppercase">Pursuant
to Section 13 or 15(</FONT>d<FONT STYLE="text-transform: uppercase">) of the Securities Exchange Act of 1934</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>Date of Report (Date of earliest event reported):
March 1, 2012</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; font-size: 12pt; font-weight: bold; text-align: center">United Development Funding IV</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; text-align: center">(Exact Name of Registrant as Specified in Its Charter)</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 10%; padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="width: 10%; padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="width: 10%; padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="width: 5%; padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="width: 2%; padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="width: 30%; padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="width: 2%; padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="width: 11%; padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="width: 10%; padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="width: 10%; padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="4" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; font-weight: bold; text-align: center">Maryland</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; font-weight: bold">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 0.8pt; text-autospace: none; font-weight: bold; text-align: center"><B>000-54383</B></TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD COLSPAN="3" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; font-weight: bold; text-align: center"><B>26-2775282</B></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="4" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; text-align: center">(State or other jurisdiction of incorporation or organization)</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">(Commission File Number)</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P></TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD COLSPAN="3" STYLE="padding-right: 5.4pt; padding-left: 5.4pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">(I.R.S. Employer</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center">Identification No.)</P></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="4" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; text-align: center">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD COLSPAN="3" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; text-align: center">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>1301 Municipal Way, Suite 100, Grapevine,
        Texas</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>76051</B></P></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; text-align: center">(Address of principal executive offices)</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; text-align: center">(Zip Code)</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; text-align: center">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; font-weight: bold; text-align: center">(214) 370-8960</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; text-align: center">(Registrant&rsquo;s telephone number, including area code)</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt">None</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD COLSPAN="10" STYLE="padding-right: 5.4pt; padding-left: 5.4pt; text-autospace: none; text-align: center">(Former name or former address, if changed since last report)</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt/normal Times New Roman, Times, Serif; margin: 0">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:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"></P>

<P STYLE="font: 10pt/normal Times New Roman, Times, Serif; margin: 0; text-indent: 0in"><FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;</FONT></P>

<P STYLE="font: 10pt/normal Times New Roman, Times, Serif; margin: 0; text-indent: 0in"><FONT STYLE="font-family: Wingdings 2">&#163;</FONT><FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;
</FONT>Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt/normal Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-indent: -0.5in"><FONT STYLE="font-family: Wingdings 2">&#163;</FONT><FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;
</FONT>Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt/normal Times New Roman, Times, Serif; margin: 0 0 0 0.25in; text-indent: -0.25in"><FONT STYLE="font-family: Wingdings 2">&#163;</FONT><FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;
</FONT>Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: -0.5in">&nbsp;</P>

<P STYLE="font: 10pt/normal Times New Roman, Times, Serif; margin: 0 0 0 0.25in; text-indent: -0.25in"><FONT STYLE="font-family: Wingdings 2">&#163;</FONT><FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;
</FONT>Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</P>



<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"></P>




<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt/normal Times New Roman, Times, Serif; margin: 0 0 0 0.5in; text-indent: -0.5in"><BR></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center; border-bottom: Black 4.5pt double">&nbsp;</P>



<P STYLE="font: 10pt/normal Times New Roman, Times, Serif; margin: 0 0 0 0.25in; text-indent: -0.25in"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-indent: -0.5in">&nbsp;</P>


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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"><B>Item 8.01&#9;Other Events.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 12pt 0 0; text-align: justify; text-indent: 0.5in">On March 1, 2012,
the board of trustees of United Development Funding IV (the &ldquo;Registrant&rdquo;) authorized a special distribution to its
shareholders of record as of the close of business on April 30, 2012.&nbsp;&nbsp;This special distribution will be paid pro rata
over all common shares of beneficial interest outstanding as of the close of business on April 30, 2012 and will be equal to $0.05
per common share of beneficial interest.&nbsp;&nbsp;This special distribution will be paid in May 2012 either in cash or in the
Registrant&rsquo;s common shares of beneficial interest for shareholders participating in the Registrant&rsquo;s Distribution
Reinvestment Plan.&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 12pt 0 0; text-align: justify; text-indent: 0in">&nbsp;</P>

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<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-transform: uppercase; text-align: center">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0; text-transform: uppercase; text-align: center">SIGNATURE</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 12pt 0 0; text-align: justify; text-indent: 0.5in">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.&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 12pt 0 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0.05in 0 207pt"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0.05in 0 207pt">&nbsp;</P>



<TABLE BORDER="0" CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif">
<TR>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD COLSPAN="2"><B>United Development Funding IV</B></TD></TR>
<TR>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
<TR>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
<TR>
    <TD STYLE="vertical-align: top; width: 50%">&nbsp;Dated: March 1, 2012</TD>
    <TD STYLE="width: 4%">By:&nbsp;</TD>
    <TD STYLE="vertical-align: top; width: 46%">/s/ Hollis M. Greenlaw</TD></TR>
<TR>
    <TD STYLE="vertical-align: top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="vertical-align: top; border-top: #000000 1px solid">Hollis M. Greenlaw<BR>Chief Executive Officer</TD></TR>
</TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; text-indent: 0pt; margin-top: 0pt; margin-bottom: 6pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left; text-indent: 0pt; margin-top: 0pt; margin-bottom: 6pt"></P>





<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0.05in 0 261pt">&nbsp;</P>

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<P STYLE="margin: 0"></P>

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{"company-data": {"conformed-name": "United Development Funding IV", "cik": "0001440292", "assigned-sic": "6798", "irs-number": "262775282", "state-of-incorporation": "MD", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-54383", "film-number": "12656430"}, "business-address": {"street1": "1301 MUNICIPAL WAY", "street2": "SUITE 100", "city": "GRAPEVINE", "state": "TX", "zip": "76051", "phone": "214-370-8960"}, "mail-address": {"street1": "1301 MUNICIPAL WAY", "street2": "SUITE 100", "city": "GRAPEVINE", "state": "TX", "zip": "76051"}}
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
Date of Report (Date of earliest event reported):
March 1, 2012
United Development Funding IV
(Exact Name of Registrant as Specified in Its Charter)
Maryland
000-54383
26-2775282
(State or other jurisdiction of incorporation or organization)
(Commission File Number)
(I.R.S. Employer
Identification No.)
1301 Municipal Way, Suite 100, Grapevine,
        Texas
76051
(Address of principal executive offices)
(Zip Code)
(214) 370-8960
(Registrant's telephone number, including area code)
None
(Former name or former address, if changed since last report)
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))
Item 8.01	Other Events.
On March 1, 2012,
the board of trustees of United Development Funding IV (the "Registrant") authorized a special distribution to its
shareholders of record as of the close of business on April 30, 2012.  This special distribution will be paid pro rata
over all common shares of beneficial interest outstanding as of the close of business on April 30, 2012 and will be equal to $0.05
per common share of beneficial interest.  This special distribution will be paid in May 2012 either in cash or in the
Registrant's common shares of beneficial interest for shareholders participating in the Registrant's Distribution
Reinvestment Plan.
SIGNATURE
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.
United Development Funding IV
Dated: March 1, 2012
By:
/s/ Hollis M. Greenlaw
Hollis M. Greenlaw
Chief Executive Officer