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      STATES</strong></font></div>
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    <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><strong>Washington,
      D.C. 20549</strong></font></div>
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      8-K</strong></font></div>
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      REPORT</strong></font></div>
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    <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><strong>Pursuant
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      Securities Exchange Act of 1934</strong></font></div>
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    <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; LINE-HEIGHT: 1.25; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman"><strong>Date
      of Report (Date of earliest event reported): December 31,
      2005</strong></font></div>
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      CHEMICALS, INC.</strong></font></div>
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      name of registrant as specified in its charter)</strong></font></div>
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            <td align="left" valign="top" width="4%">
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      relating to certain non-employee Director compensation for 2006. Those
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      phantom shares of the Company&#8217;s Common Stock on January 3, 2006.</font></div>
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      all other Board Committee chairs of $7,500, each payable on January 3,
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      Directors Plan provides that Directors may defer director compensation into
      a
      variety of phantom investment vehicles. The 2006 amounts credited to a deferral
      account under the Directors Plan are paid out in cash at the end of the deferral
      period.</font></div>
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      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.</font></div>
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      January 4, 2006</font></div>
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              CHEMICALS, INC.</font></td>
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            <td>&#160;</td>
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            <td><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">By:&#160;
              /s/&#160;Steven C. Giuliano</font></td>
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            <td><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: ">Title:&#160;&#160;
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{"company-data": {"conformed-name": "ARCH CHEMICALS INC", "cik": "0001072343", "assigned-sic": "2800", "irs-number": "061526315", "state-of-incorporation": "VA", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-14601", "film-number": "06508374"}, "business-address": {"street1": "501 MERRITT 7", "street2": "P O BOX 4500", "city": "NORWALK", "state": "CT", "zip": "06856-4500", "phone": "2037503729"}, "mail-address": {"street1": "501 MERRITT 7", "street2": "P O BOX 4500", "city": "NORWALK", "state": "CT", "zip": "06856-4500"}}
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): December 31,
      2005
ARCH
      CHEMICALS, INC.
(Exact
      name of registrant as specified in its charter)
Virginia
1-14601
06-1526315
(State
                or other jurisdiction
of
                incorporation)
(Commission
                File Number)
(IRS
                Employer
Identification
                No.)
501
                Merritt 7, Norwalk, CT
06851
(Address
                of principal executive offices)
(Zip
                code)
Registrant's
      telephone number, including area code: (203) 229-2900
(N/A)
(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 (see General Instruction A.2. below):
¨
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
      1.01 ENTRY INTO A MATERIAL DEFINITIVE AGREEMENT
Effective
      December 31, 2005, the Board of Directors of the Company adopted resolutions
      relating to certain non-employee Director compensation for 2006. Those
      resolutions provided as follows:
1.
      Each
      non-employee Director's deferred Company stock account under the 1999 Stock Plan
      for Non-Employee Directors ("Directors Plan") will be credited with 4,000
      phantom shares of the Company's Common Stock on January 3, 2006.
2.
      Each
      non-employee Director will receive a $50,000 cash retainer payable on January
      3,
      2006.
3.
      A
      chair fee for the chair of the Audit Committee of $20,000 and a chair fee for
      all other Board Committee chairs of $7,500, each payable on January 3,
      2006.
The
      Directors Plan provides that Directors may defer director compensation into
      a
      variety of phantom investment vehicles. The 2006 amounts credited to a deferral
      account under the Directors Plan are paid out in cash at the end of the deferral
      period.
2
SIGNATURES
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.
Date:
      January 4, 2006
ARCH
              CHEMICALS, INC.
By: 
              /s/ Steven C. Giuliano
Name:
              Steven C. Giuliano
Title:  
              Controller
3