diff --git a/apps/decoder.c b/apps/decoder.c
index 52da06869728fafd3c53a84f87b7fe3eed34f301..69e55bfaab59ba3c0b5a664c557d9d79fca132c1 100644
--- a/apps/decoder.c
+++ b/apps/decoder.c
@@ -4391,6 +4391,31 @@ static ivas_error restartDecoder(
         goto cleanup;
     }
 
+#ifdef FIX_1456_SPLIT_REND_NO_HEAD_ROT
+    /*------------------------------------------------------------------------------------------*
+     * Configure Split rendering
+     *------------------------------------------------------------------------------------------*/
+
+    if ( arg->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED || arg->outputConfig == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM )
+    {
+        if ( ( error = IVAS_DEC_EnableSplitRendering( hIvasDec ) ) != IVAS_ERR_OK )
+        {
+            fprintf( stderr, "\nSplit rendering configure failed: %s\n\n", IVAS_DEC_GetErrorMessage( error ) );
+            goto cleanup;
+        }
+
+        if ( ( error = IVAS_DEC_GetRenderFramesize( hIvasDec, &arg->renderFramesize ) ) != IVAS_ERR_OK )
+        {
+            fprintf( stderr, "\nConfigure failed: %s\n\n", IVAS_DEC_GetErrorMessage( error ) );
+            goto cleanup;
+        }
+    }
+
+    /*------------------------------------------------------------------------------------------*
+     * Configure VoIP mode
+     *------------------------------------------------------------------------------------------*/
+#endif
+
     if ( arg->voipMode )
     {
         if ( ( error = IVAS_DEC_EnableVoIP( hIvasDec, 60, arg->inputFormat ) ) != IVAS_ERR_OK )
@@ -4422,6 +4447,12 @@ static ivas_error restartDecoder(
         }
     }
 
+#ifdef FIX_1456_SPLIT_REND_NO_HEAD_ROT
+    /*------------------------------------------------------------------------------------------*
+     * Load custom loudspeaker layout data
+     *------------------------------------------------------------------------------------------*/
+#endif
+
     if ( arg->customLsOutputEnabled && hLsCustomData != NULL )
     {
         if ( ( error = IVAS_DEC_FeedCustomLsData( hIvasDec, *hLsCustomData ) ) != IVAS_ERR_OK )
diff --git a/lib_com/options.h b/lib_com/options.h
index 08c4d0f8f929453f53adee3e82672cf9b009b83a..97091c1b24b4accb4673230efcc6a223f8effb53 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -184,6 +184,8 @@
 #define FIX_1487_ACCESS_OF_UNINIT_VAL_FROM_ARR_ISM_DTX  /* FhG/VA: init nb_bits_metadata to zero */
 #define FIX_1477_OOB_INDEX_IN_D_ACELP_INDEXING          /* FhG: fix oob indexing */
 
+#define FIX_1456_SPLIT_REND_NO_HEAD_ROT                 /* Dolby: issue 1456: default ISAR behaviour in case of no head rotation */
+
 /* #################### End BE switches ################################## */
 
 /* #################### Start NON-BE switches ############################ */
diff --git a/lib_dec/ivas_objectRenderer_internal.c b/lib_dec/ivas_objectRenderer_internal.c
index d9d12ec14ae37540088db3b7b9328217a3456ee0..701f129151a1b4f468b77732d25fb05931730e2e 100644
--- a/lib_dec/ivas_objectRenderer_internal.c
+++ b/lib_dec/ivas_objectRenderer_internal.c
@@ -320,11 +320,18 @@ ivas_error ivas_td_binaural_renderer_sf_splitBinaural(
         }
     }
 
-    /* Save current head positions */
-    for ( i = 0; i < st_ivas->hCombinedOrientationData->num_subframes; ++i )
+#ifdef FIX_1456_SPLIT_REND_NO_HEAD_ROT
+    if ( pMultiBinPoseData->num_poses > 1 )
     {
-        originalHeadRot[i] = st_ivas->hCombinedOrientationData->Quaternions[i];
+#endif
+        /* Save current head positions */
+        for ( i = 0; i < st_ivas->hCombinedOrientationData->num_subframes; ++i )
+        {
+            originalHeadRot[i] = st_ivas->hCombinedOrientationData->Quaternions[i];
+        }
+#ifdef FIX_1456_SPLIT_REND_NO_HEAD_ROT
     }
+#endif
 
     original_subframes_rendered = st_ivas->hTcBuffer->subframes_rendered;
     original_slots_rendered = st_ivas->hTcBuffer->slots_rendered;
@@ -398,11 +405,18 @@ ivas_error ivas_td_binaural_renderer_sf_splitBinaural(
         mvr2r( output_local[i], output[i], nSamplesRendered );
     }
 
-    /* Restore original head rotation */
-    for ( i = 0; i < st_ivas->hCombinedOrientationData->num_subframes; ++i )
+#ifdef FIX_1456_SPLIT_REND_NO_HEAD_ROT
+    if ( pMultiBinPoseData->num_poses > 1 )
     {
-        st_ivas->hCombinedOrientationData->Quaternions[i] = originalHeadRot[i];
+#endif
+        /* Restore original head rotation */
+        for ( i = 0; i < st_ivas->hCombinedOrientationData->num_subframes; ++i )
+        {
+            st_ivas->hCombinedOrientationData->Quaternions[i] = originalHeadRot[i];
+        }
+#ifdef FIX_1456_SPLIT_REND_NO_HEAD_ROT
     }
+#endif
 
     /* restore original td renderer handle */
     st_ivas->hBinRendererTd = origTdRendHandle;
diff --git a/lib_dec/lib_dec.c b/lib_dec/lib_dec.c
index d8470eb930726e64095f59479d33ff23a417b7b0..4eca48fca9c37c9d41355c689b10713934904cbd 100644
--- a/lib_dec/lib_dec.c
+++ b/lib_dec/lib_dec.c
@@ -588,8 +588,21 @@ ivas_error IVAS_DEC_EnableSplitRendering(
 
     hDecoderConfig = hIvasDec->st_ivas->hDecoderConfig;
 
+#ifdef FIX_1456_SPLIT_REND_NO_HEAD_ROT
+    if ( hDecoderConfig->Opt_Headrotation == 0 )
+    {
+        hIvasDec->st_ivas->hRenderConfig->split_rend_config.dof = 0;
+        hIvasDec->st_ivas->hRenderConfig->split_rend_config.poseCorrectionMode = ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE;
+    }
+
+    if ( hIvasDec->st_ivas->hRenderConfig->split_rend_config.dof != 0 )
+    {
+        hDecoderConfig->render_framesize = IVAS_RENDER_FRAMESIZE_20MS;
+    }
+#else
     hDecoderConfig->Opt_Headrotation = 1;
     hDecoderConfig->render_framesize = IVAS_RENDER_FRAMESIZE_20MS;
+#endif
 
     return IVAS_ERR_OK;
 }