diff --git a/src/accelerator_intel.h b/src/accelerator_intel.h
new file mode 100644
index 0000000000..97823dfe30
--- /dev/null
+++ b/src/accelerator_intel.h
@@ -0,0 +1,64 @@
+/* -*- c++ -*- ----------------------------------------------------------
+   LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
+   http://lammps.sandia.gov, Sandia National Laboratories
+   Steve Plimpton, sjplimp@sandia.gov
+
+   Copyright (2003) Sandia Corporation.  Under the terms of Contract
+   DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
+   certain rights in this software.  This software is distributed under
+   the GNU General Public License.
+
+   See the README file in the top-level LAMMPS directory.
+------------------------------------------------------------------------- */
+
+// NOTE: this file is *supposed* to be included multiple times
+
+#ifdef LMP_USER_INTEL
+
+// true interface to USER-INTEL
+
+// this part is used inside the neighbor.h header file to
+// add functions to the Neighbor class definition
+
+#ifdef LMP_INSIDE_NEIGHBOR_H
+  #ifdef LMP_INTEL_OFFLOAD
+  #ifdef __INTEL_OFFLOAD
+  template <class flt_t, class acc_t> friend class IntelBuffers;
+  inline int * special_flag_alloc() { return special_flag; }
+  #endif
+  #endif
+
+  friend class FixIntel;
+  void *fix_intel;
+
+  template <class flt_t, class acc_t>
+  void bin_atoms(void *);
+
+template <class flt_t, class acc_t, int>
+  void hbni(const int, NeighList *, void *, const int, const int, void *,
+	    const int offload_end = 0);
+  template <class flt_t, class acc_t>
+  void hbnni(const int, NeighList *, void *, const int, const int, void *);
+  template <class flt_t, class acc_t, int>
+  void hbnti(const int, NeighList *, void *, const int, const int, void *,
+	     const int offload_end = 0);
+
+  void half_bin_no_newton_intel(class NeighList *);
+  void half_bin_newton_intel(class NeighList *);
+  void half_bin_newton_tri_intel(class NeighList *);
+
+#endif /* !LMP_INSIDE_NEIGHBOR_H */
+
+#else /* !LMP_USER_INTEL */
+
+// needed for compiling Neighbor class when USER-Intel is not installed
+
+#ifdef LMP_INSIDE_NEIGHBOR_H
+
+  void half_bin_no_newton_intel(class NeighList *) {}
+  void half_bin_newton_intel(class NeighList *) {}
+  void half_bin_newton_tri_intel(class NeighList *) {}
+
+#endif
+
+#endif /* !LMP_USER_INTEL */