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diff --git a/SA_POP/SchedStrategy.h b/SA_POP/SchedStrategy.h
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+// -*- C++ -*-
+// $Id$
+
+//=============================================================================
+/**
+ * @file  SchedStrategy.h
+ *
+ * This file contains the SchedStrategy abstract base class definition for
+ * the high-level scheduling algorithm.
+ *
+ * @author  John S. Kinnebrew <john.s.kinnebrew@vanderbilt.edu>
+ */
+//=============================================================================
+
+#ifndef SA_POP_SCHED_STRATEGY_H_
+#define SA_POP_SCHED_STRATEGY_H_
+
+#include "SA_POP_Types.h"
+
+namespace SA_POP {
+
+  // Forward declaration of Planner.
+  class Planner;
+
+  /**
+   * @class SchedStrategy
+   *
+   * @brief  Abstract base class for the high-level scheduling algorithm.
+   */
+  class SchedStrategy {
+  public:
+    /// Constructor.
+    /**
+     * @param planner  Planner object to use.
+     */
+    SchedStrategy (SA_POP::Planner *planner)
+      : planner_ (planner) { };
+
+    /// Destructor.
+    virtual ~SchedStrategy (void) { };
+
+    /// Recursively satisfy all scheduling constraints (and continue
+    /// satisfaction of open conditions by recursive call back to planning).
+    /**
+     * @param task_inst  Current task instance being tried in the plan.
+     *
+     * @return  True if fully satisfied plan found, false otherwise.
+     */
+    virtual bool satisfy_sched (TaskInstID task_inst) = 0;
+
+    /// Satisfy fully instantiated plan.
+    /**
+     * @param task_inst  Current task instance being tried in the plan.
+     *
+     * @return  True if fully satisfied plan found, false otherwise.
+     */
+    virtual bool satisfy_full_sched () = 0;
+
+  protected:
+    /// Pointer to Planner object.
+    SA_POP::Planner *planner_;
+  };
+
+};  /* SA_POP namespace */
+
+#endif /* SA_POP_SCHED_STRATEGY_H_ */