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diff --git a/tags/java/sca/2.0-M4-RC3/modules/sca-api/src/main/java/org/oasisopen/sca/annotation/Callback.java b/tags/java/sca/2.0-M4-RC3/modules/sca-api/src/main/java/org/oasisopen/sca/annotation/Callback.java
new file mode 100644
index 0000000000..03598e10d0
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+++ b/tags/java/sca/2.0-M4-RC3/modules/sca-api/src/main/java/org/oasisopen/sca/annotation/Callback.java
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+/*
+ * Copyright(C) OASIS(R) 2005,2009. All Rights Reserved.
+ * OASIS trademark, IPR and other policies apply.
+ */
+package org.oasisopen.sca.annotation;
+
+import static java.lang.annotation.ElementType.FIELD;
+import static java.lang.annotation.ElementType.METHOD;
+import static java.lang.annotation.ElementType.TYPE;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.Target;
+
+/**
+ * When placed on a service interface, this annotation specifies the interface
+ * to be used for callbacks.
+ * <p/>
+ * When placed on a method or field, this annotation denotes the injection
+ * site to be used for a callback reference.
+ * <p/>
+ * There is a error in the 1.00 draft spec in the declaration of this interface.
+ * The form defined here is a proposed correction for that error.
+ *
+ * @version $Rev$ $Date$
+ */
+@Target({TYPE, METHOD, FIELD})
+@Retention(RUNTIME)
+public @interface Callback {
+    /**
+     * The Class of the associated callback interface.
+     *
+     * @return the associated callback interface
+     */
+    Class<?> value() default Void.class;
+}