<link:linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:link="http://www.xbrl.org/2003/linkbase">
	<link:roleRef roleURI="http://xbrl.sec.gov/rr/role/OperatingExpensesData" xlink:type="simple" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#OperatingExpensesData"/>
	<link:calculationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/rr/role/OperatingExpensesData">
		<link:calculationArc order="5.0" weight="1.0" xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="rr_ExpensesOverAssets" xlink:to="imstccmlpff_DeferredIncomeTaxExpense"/>
		<link:loc xlink:type="locator" xlink:href="imstccmlpff-20120331.xsd#imstccmlpff_DeferredIncomeTaxExpense" xlink:label="imstccmlpff_DeferredIncomeTaxExpense"/>
		<link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd#rr_ExpensesOverAssets" xlink:label="rr_ExpensesOverAssets"/>
	</link:calculationLink>
</link:linkbase>