diff --git a/lib_com/options.h b/lib_com/options.h
index b4eefc9b859174434bebf8d3f374a8fe80a60f2d..fa7c6f8ca7ca8467851c5a0363715cd63ecd3105 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -125,6 +125,7 @@
 #define FIX_1009_ISM_NONDIEGETIC_PANNING                /* FhG: issue #1009: use correct object buffer for ISM1 non-diegetic pan      */
 #define NONBE_FIX_1012_1013_JBM_FLUSH_BUFFER                  /* FhG: issues #1012, 1013: JBM flush function uses wrong output buffer */
 #define FIX_998_UNUSED_FUNCTION                         /* FhG: issue 998: delete unused funtion ivas_dirac_dec_get_response_split_order */ 
+#define NONBE_FIX_1014_1015_1016_OSBA_JBM_STEREO              /* FhG: issues #1014, #1015, #1016: fix tc buffer info update in the discrete ism renderer */
 
 /* #################### End BASOP porting switches ############################ */
 
diff --git a/lib_dec/ivas_ism_renderer_fx.c b/lib_dec/ivas_ism_renderer_fx.c
index 31fafde5a5322945b3f618e1d1d80db03d8292e1..370905afda9659b887cf1c52e0be448256ad5737 100644
--- a/lib_dec/ivas_ism_renderer_fx.c
+++ b/lib_dec/ivas_ism_renderer_fx.c
@@ -183,6 +183,11 @@ void ivas_ism_render_sf_fx(
     n_samples_rendered_loop = 0;
     move16();
 
+#ifdef DEBUGGING
+    assert( slots_to_render == 0 );
+    assert( last_sf <= st_ivas->hTcBuffer->nb_subframes );
+#endif
+
     WHILE( slots_to_render > 0 )
     {
         slots_to_render = sub( slots_to_render, st_ivas->hTcBuffer->subframe_nbslots[last_sf] );
@@ -322,7 +327,13 @@ void ivas_ism_render_sf_fx(
         ivas_combined_orientation_update_index( st_ivas->hCombinedOrientationData, n_samples_in_subframe );
 
         n_samples_rendered_loop = add( n_samples_rendered_loop, n_samples_in_subframe );
+#ifdef NONBE_FIX_1014_1015_1016_OSBA_JBM_STEREO
+        /* update rendered subframe and slots info for all cases apart from a following crend call, the update will
+           then happen in the crend call*/
+        if ( NE_16( st_ivas->renderer_type, RENDERER_BINAURAL_MIXER_CONV_ROOM ) )
+#else
         IF( EQ_16( st_ivas->renderer_type, RENDERER_TD_PANNING ) )
+#endif
         {
             st_ivas->hTcBuffer->subframes_rendered = add( st_ivas->hTcBuffer->subframes_rendered, 1 );
             st_ivas->hTcBuffer->slots_rendered = add( st_ivas->hTcBuffer->slots_rendered, st_ivas->hTcBuffer->subframe_nbslots[subframe_idx] );