diff -r 000000000000 -r fb9019fb1bf7 src/net/fortuna/ical4j/model/property/Completed.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/net/fortuna/ical4j/model/property/Completed.java	Tue Feb 10 18:12:00 2015 +0100
@@ -0,0 +1,125 @@
+/**
+ * Copyright (c) 2012, Ben Fortuna
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *  o Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ *  o Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ *  o Neither the name of Ben Fortuna nor the names of any other contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package net.fortuna.ical4j.model.property;
+
+import java.text.ParseException;
+
+import net.fortuna.ical4j.model.DateTime;
+import net.fortuna.ical4j.model.ParameterList;
+import net.fortuna.ical4j.model.PropertyFactoryImpl;
+
+/**
+ * $Id$
+ * 
+ * Created: [Apr 6, 2004]
+ *
+ * Defines a COMPLETED iCalendar component property.
+ * 
+ * <pre>
+ *     4.8.2.1 Date/Time Completed
+ *     
+ *        Property Name: COMPLETED
+ *     
+ *        Purpose: This property defines the date and time that a to-do was
+ *        actually completed.
+ *     
+ *        Value Type: DATE-TIME
+ *     
+ *        Property Parameters: Non-standard property parameters can be
+ *        specified on this property.
+ *     
+ *        Conformance: The property can be specified in a &quot;VTODO&quot; calendar
+ *        component.
+ *     
+ *        Description: The date and time MUST be in a UTC format.
+ *     
+ *        Format Definition: The property is defined by the following notation:
+ *     
+ *          completed  = &quot;COMPLETED&quot; compparam &quot;:&quot; date-time CRLF
+ *     
+ *          compparam  = *(&quot;;&quot; xparam)
+ * </pre>
+ * 
+ * @author Ben Fortuna
+ */
+public class Completed extends UtcProperty {
+
+    private static final long serialVersionUID = 6824213281785639181L;
+
+    /**
+     * Default constructor.
+     */
+    public Completed() {
+        super(COMPLETED, PropertyFactoryImpl.getInstance());
+    }
+
+    /**
+     * @param aValue a value string for this component
+     * @throws ParseException when the specified string is not a valid date-time represenation
+     */
+    public Completed(final String aValue) throws ParseException {
+        super(COMPLETED, PropertyFactoryImpl.getInstance());
+        setValue(aValue);
+    }
+
+    /**
+     * @param aList a list of parameters for this component
+     * @param aValue a value string for this component
+     * @throws ParseException when the specified string is not a valid date-time represenation
+     */
+    public Completed(final ParameterList aList, final String aValue)
+            throws ParseException {
+        super(COMPLETED, aList, PropertyFactoryImpl.getInstance());
+        setValue(aValue);
+    }
+
+    /**
+     * @param aDate a date
+     */
+    public Completed(final DateTime aDate) {
+        super(COMPLETED, PropertyFactoryImpl.getInstance());
+        // time must be in UTC..
+        aDate.setUtc(true);
+        setDate(aDate);
+    }
+
+    /**
+     * @param aList a list of parameters for this component
+     * @param aDate a date
+     */
+    public Completed(final ParameterList aList, final DateTime aDate) {
+        super(COMPLETED, aList, PropertyFactoryImpl.getInstance());
+        // time must be in UTC..
+        aDate.setUtc(true);
+        setDate(aDate);
+    }
+}