diff --git a/libavcodec/av1dec.c b/libavcodec/av1dec.c
index 32a795e758..053d342169 100644
--- a/libavcodec/av1dec.c
+++ b/libavcodec/av1dec.c
@@ -1028,6 +1029,8 @@ static int export_itut_t35(AVCodecContext *avctx, AVFrame *frame,
         break;
     }
     case ITU_T_T35_PROVIDER_CODE_DOLBY: {
+        AVBufferRef *rpu_buf;
+        AVFrameSideData *rpu;
         int provider_oriented_code = bytestream2_get_be32(&gb);
         if (itut_t35->itu_t_t35_country_code != ITU_T_T35_COUNTRY_CODE_US ||
             provider_oriented_code != 0x800)
@@ -1039,6 +1041,18 @@ static int export_itut_t35(AVCodecContext *avctx, AVFrame *frame,
             break; // ignore
         }
 
+        rpu_buf = av_buffer_alloc(itut_t35->payload_size);
+        if (rpu_buf) {
+            memcpy(rpu_buf->data, itut_t35->payload, itut_t35->payload_size);
+            rpu = av_frame_new_side_data_from_buf(frame, AV_FRAME_DATA_DOVI_RPU_BUFFER_T35, rpu_buf);
+            if (!rpu) {
+                av_buffer_unref(&rpu_buf);
+                return AVERROR(ENOMEM);
+            }
+        } else {
+            return AVERROR(ENOMEM);
+        }
+
         ret = ff_dovi_attach_side_data(&s->dovi, frame);
         if (ret < 0)
             return ret;
diff --git a/libavcodec/libdav1d.c b/libavcodec/libdav1d.c
index ddcd0708b4..3bf3577ea9 100644
--- a/libavcodec/libdav1d.c
+++ b/libavcodec/libdav1d.c
@@ -562,6 +562,8 @@ static int libdav1d_receive_frame(AVCodecContext *c, AVFrame *frame)
             break;
         }
         case ITU_T_T35_PROVIDER_CODE_DOLBY: {
+            AVBufferRef *rpu_buf;
+            AVFrameSideData *rpu;
             int provider_oriented_code = bytestream2_get_be32(&gb);
             if (itut_t35->country_code != ITU_T_T35_COUNTRY_CODE_US ||
                 provider_oriented_code != 0x800)
@@ -573,6 +575,18 @@ static int libdav1d_receive_frame(AVCodecContext *c, AVFrame *frame)
                 break; // ignore
             }
 
+            rpu_buf = av_buffer_alloc(itut_t35->payload_size);
+            if (rpu_buf) {
+                memcpy(rpu_buf->data, itut_t35->payload, itut_t35->payload_size);
+                rpu = av_frame_new_side_data_from_buf(frame, AV_FRAME_DATA_DOVI_RPU_BUFFER_T35, rpu_buf);
+                if (!rpu) {
+                    av_buffer_unref(&rpu_buf);
+                    goto fail;
+                }
+            } else {
+                goto fail;
+            }
+
             res = ff_dovi_attach_side_data(&dav1d->dovi, frame);
             if (res < 0)
                 goto fail;
diff --git a/libavutil/frame.c b/libavutil/frame.c
index eb04a65c90..5b4c0db543 100644
--- a/libavutil/frame.c
+++ b/libavutil/frame.c
@@ -934,6 +934,7 @@ const char *av_frame_side_data_name(enum AVFrameSideDataType type)
     case AV_FRAME_DATA_FILM_GRAIN_PARAMS:           return "Film grain parameters";
     case AV_FRAME_DATA_DETECTION_BBOXES:            return "Bounding boxes for object detection and classification";
     case AV_FRAME_DATA_DOVI_RPU_BUFFER:             return "Dolby Vision RPU Data";
+    case AV_FRAME_DATA_DOVI_RPU_BUFFER_T35:         return "Dolby Vision RPU ITU T35 Data";
     case AV_FRAME_DATA_DOVI_METADATA:               return "Dolby Vision Metadata";
     case AV_FRAME_DATA_AMBIENT_VIEWING_ENVIRONMENT: return "Ambient viewing environment";
     }
diff --git a/libavutil/frame.h b/libavutil/frame.h
index 8aa05ec127..67798577b1 100644
--- a/libavutil/frame.h
+++ b/libavutil/frame.h
@@ -200,6 +200,12 @@ enum AVFrameSideDataType {
      */
     AV_FRAME_DATA_DOVI_RPU_BUFFER,
 
+    /**
+     * Dolby Vision RPU ITU T35 raw data, suitable for passing to SVT-AV1
+     * or other libraries. Array of uint8_t.
+     */
+    AV_FRAME_DATA_DOVI_RPU_BUFFER_T35,
+
     /**
      * Parsed Dolby Vision metadata, suitable for passing to a software
      * implementation. The payload is the AVDOVIMetadata struct defined in