diff --git a/lib_com/options.h b/lib_com/options.h
index 247a24014b05f6612d01864bd5484849a94b2e72..6c4363df1775edf2e1fcac6b2c6b395dd8ed9ad1 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -157,6 +157,9 @@
 #define SPLIT_REND_WITH_HEAD_ROT                        /* Dlb,FhG: Split Rendering contributions 21 and 35 */
 #ifdef SPLIT_REND_WITH_HEAD_ROT
 #define ISAR_BITSTREAM_UPDATE_LC3PLUS                   /* FhG: Multiple improvements to the ISAR bitstream when LC3plus is used. See MR 1456 for details. */
+#ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS
+#define LC3PLUS_LEA_COMPAT_BITRATES_48_6                /* FhG: treat split-rendering 256kbps lc3plus 10ms 0dof bitrate as sentinel value for LEA compatible 48_6 bitrate (124 kbps per channel)  */
+#endif
 #define SPLIT_REND_POSE_CORRECTION_UNUSED_BITS
 #define FIX_1081_BINAURAL_SPLIT_PCM_SANITY_CHECK        /* VA: issue 1081: correct error print-out when BINAURAL_SPLIT_PCM is requested */
 #endif
diff --git a/lib_isar/isar_prot.h b/lib_isar/isar_prot.h
index ffc42b2283fbfb342e21a89da0524b475d1a7c87..7431b7bc950cdca71949191dd86f81f00a177c01 100644
--- a/lib_isar/isar_prot.h
+++ b/lib_isar/isar_prot.h
@@ -317,6 +317,14 @@ int32_t isar_get_lc3plus_bitrate(
     const int16_t split_prerender_frame_size_ms );
 #endif
 
+#ifdef LC3PLUS_LEA_COMPAT_BITRATES_48_6
+int32_t isar_get_lc3plus_bitrate(
+    const int32_t SplitRendBitRate,
+    const ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrectionMode,
+    const int32_t nChannels,
+    const int32_t codecFrameDurationUs );
+#endif
+
 ivas_error isar_split_rend_validate_config(
     const ISAR_SPLIT_REND_CONFIG_DATA *pSplitRendConfig,
     const int16_t pcm_out_flag );
diff --git a/lib_isar/isar_splitRendererPre.c b/lib_isar/isar_splitRendererPre.c
index ef1072f5c9e3a736c8f70eb973fce9396b47e63b..3db6abf319e2badeb5bc749dbd26f1b156776177 100644
--- a/lib_isar/isar_splitRendererPre.c
+++ b/lib_isar/isar_splitRendererPre.c
@@ -1969,7 +1969,11 @@ ivas_error split_renderer_open_lc3plus(
 
     if ( ( error = ISAR_LC3PLUS_ENC_Open( config,
 #ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS
+#ifdef LC3PLUS_LEA_COMPAT_BITRATES_48_6
+                                          isar_get_lc3plus_bitrate( pSplitRendConfig->splitRendBitRate, pSplitRendConfig->poseCorrectionMode, config.channels, config.lc3plus_frame_duration_us ),
+#else
                                           isar_get_lcld_bitrate( pSplitRendConfig->splitRendBitRate, pSplitRendConfig->poseCorrectionMode ),
+#endif
 #else
                                           isar_get_lc3plus_bitrate( pSplitRendConfig->splitRendBitRate, pSplitRendConfig->poseCorrectionMode, (int16_t) ( config.isar_frame_duration_us / 1000 ) ),
 #endif
@@ -2229,7 +2233,18 @@ ivas_error isar_renderMultiTDBinToSplitBinaural(
         {
 #ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS
 #ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS
+#ifdef LC3PLUS_LEA_COMPAT_BITRATES_48_6
+            if ( pBits->pose_correction == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE )
+            {
+                available_bits = isar_get_lc3plus_bitrate( SplitRendBitRate, hSplitBin->multiBinPoseData.poseCorrectionMode, hSplitBin->hLc3plusEnc->config.channels, hSplitBin->hLc3plusEnc->config.lc3plus_frame_duration_us ) / FRAMES_PER_SEC;
+            }
+            else
+            {
+                available_bits = ( SplitRendBitRate / FRAMES_PER_SEC ) - pBits->bits_written;
+            }
+#else
             available_bits = ( SplitRendBitRate / FRAMES_PER_SEC ) - pBits->bits_written;
+#endif
             if ( ( error = splitRendLc3plusEncodeAndWrite( hSplitBin, pBits, available_bits, in ) ) != IVAS_ERR_OK )
 #else
             available_bits = ( SplitRendBitRate / FRAMES_PER_SEC ) - pBits->bits_written;
diff --git a/lib_isar/isar_splitRenderer_utils.c b/lib_isar/isar_splitRenderer_utils.c
index f6933796dfcfb1d0a657ec819dbe0193912dff35..81961fd94910400892e7e4e3500a0ddf8f3dccbe 100644
--- a/lib_isar/isar_splitRenderer_utils.c
+++ b/lib_isar/isar_splitRenderer_utils.c
@@ -563,6 +563,30 @@ int32_t isar_get_lcld_bitrate(
     return -1;
 }
 
+#ifdef LC3PLUS_LEA_COMPAT_BITRATES_48_6
+/*-------------------------------------------------------------------------
+ * Function isar_get_lc3plus_bitrate()
+ *
+ *
+ *------------------------------------------------------------------------*/
+
+int32_t isar_get_lc3plus_bitrate(
+    const int32_t SplitRendBitRate,
+    const ISAR_SPLIT_REND_POSE_CORRECTION_MODE poseCorrectionMode,
+    const int32_t nChannels,
+    const int32_t codecFrameDurationUs )
+{
+    int32_t bitrate;
+    bitrate = isar_get_lcld_bitrate( SplitRendBitRate, poseCorrectionMode );
+    /* Check for LC3plus LEA 48_6 LC3 compatibility mode signalling */
+    if ( ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE == poseCorrectionMode && bitrate == 256000 && nChannels == 2 && codecFrameDurationUs == 10000 )
+    {
+        bitrate = 2 * 126000;
+    }
+    return bitrate;
+}
+#endif
+
 
 #ifndef ISAR_BITSTREAM_UPDATE_LC3PLUS
 /*-------------------------------------------------------------------------
diff --git a/lib_isar/lib_isar_pre_rend.c b/lib_isar/lib_isar_pre_rend.c
index c7d66e12632509132c286ceae070080fae2bdb40..15e08660e5a0e517388f4d7e1dd323a6109e7955 100644
--- a/lib_isar/lib_isar_pre_rend.c
+++ b/lib_isar/lib_isar_pre_rend.c
@@ -434,7 +434,18 @@ ivas_error ISAR_PRE_REND_MultiBinToSplitBinaural(
             }
 
 #ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS
+#ifdef LC3PLUS_LEA_COMPAT_BITRATES_48_6
+            if ( pBits->pose_correction == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE )
+            {
+                available_bits = isar_get_lc3plus_bitrate( SplitRendBitRate, hSplitBin->multiBinPoseData.poseCorrectionMode, hSplitBin->hLc3plusEnc->config.channels, hSplitBin->hLc3plusEnc->config.lc3plus_frame_duration_us ) / FRAMES_PER_SEC;
+            }
+            else
+            {
+                available_bits = ( SplitRendBitRate / FRAMES_PER_SEC ) - pBits->bits_written;
+            }
+#else
             available_bits = ( SplitRendBitRate / FRAMES_PER_SEC ) - pBits->bits_written;
+#endif
             if ( ( error = splitRendLc3plusEncodeAndWrite( hSplitBin, pBits, available_bits, output ) ) != IVAS_ERR_OK )
 #else
             if ( ( error = splitRendLc3plusEncodeAndWrite( hSplitBin, pBits, SplitRendBitRate, output ) ) != IVAS_ERR_OK )
diff --git a/scripts/patch_code_headers.sh b/scripts/patch_code_headers.sh
index 4127c80acab4d2dbcbbdaf20473adab2a6766793..44bbc9751374cc123604597af2de48ee343e8879 100755
--- a/scripts/patch_code_headers.sh
+++ b/scripts/patch_code_headers.sh
@@ -181,7 +181,16 @@ sed -i.bak -e "/copyright_str\ =\ string[(]join[(]/a \ \ \ \ \'/*===============
 #
 
 truncate -s 0 $WORKDIR/scripts/binauralRenderer_interface/ivas_license_header.template
-echo echo "$c_header_new" >> $WORKDIR/scripts/binauralRenderer_interface/ivas_license_header.template
+echo "$c_header_new" >> $WORKDIR/scripts/binauralRenderer_interface/ivas_license_header.template
+
+sed -i.bak -e "1,/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\//d" $WORKDIR/scripts/binauralRenderer_interface/ivas_rom_binaural_crend_head.template
+# add new header
+tmpfile=`mktemp`
+rm -f $tmpfile
+touch $tmpfile
+echo "$c_header_new" >> $tmpfile
+sed -i.bak -e "1 e cat $tmpfile" $WORKDIR/scripts/binauralRenderer_interface/ivas_rom_binaural_crend_head.template
+rm -f $tmpfile
 
 
 #
diff --git a/scripts/split_rendering/lc3plus/ivas_lc3plus_unit_test.c b/scripts/split_rendering/lc3plus/ivas_lc3plus_unit_test.c
index 53c7c45165aab75e1f11bf81e7b8c2f16e19cf1d..e57db546badc366bb2d976c8d3fddbf2221bcc24 100644
--- a/scripts/split_rendering/lc3plus/ivas_lc3plus_unit_test.c
+++ b/scripts/split_rendering/lc3plus/ivas_lc3plus_unit_test.c
@@ -684,7 +684,11 @@ static int encodeAndDecodeOneStereoFrameIvas10msLc3_10ms_48kHz_96kbpsPerChannel(
     return encodeAndDecodeOneStereoFrame( config, config.channels * 98*1000 );
 }
 
+#ifdef LC3PLUS_LEA_COMPAT_BITRATES_48_6
+static int encodeAndDecodeOneStereoFrameIvas10msLc3_10ms_48kHz_126kbpsPerChannel( void )
+#else
 static int encodeAndDecodeOneStereoFrameIvas10msLc3_10ms_48kHz_124kbpsPerChannel( void )
+#endif
 {
 #ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS
     LC3PLUS_CONFIG config = { .lc3plus_frame_duration_us = 10 * 1000, .isar_frame_duration_us = 10 * 1000, .channels = 2, .samplerate = 48000, .high_res_mode_enabled = 0 };
@@ -823,7 +827,11 @@ int main(
     ret = encodeAndDecodeOneStereoFrameIvas10msLc3_10ms_48kHz_96kbpsPerChannel();
     if ( ret != 0 )
         return 1;
+#ifdef LC3PLUS_LEA_COMPAT_BITRATES_48_6
+    ret = encodeAndDecodeOneStereoFrameIvas10msLc3_10ms_48kHz_126kbpsPerChannel();
+#else
     ret = encodeAndDecodeOneStereoFrameIvas10msLc3_10ms_48kHz_124kbpsPerChannel();
+#endif
     if ( ret != 0 )
         return 1;
 #ifdef ISAR_BITSTREAM_UPDATE_LC3PLUS