diff --git a/av1/common/blockd.h b/av1/common/blockd.h
index 9f5a94495586a73f946aba21f138b4f6f3f6843f..742522f152de83b6b8fc3f8d749a5fc310bb676b 100644
--- a/av1/common/blockd.h
+++ b/av1/common/blockd.h
@@ -334,10 +334,8 @@ typedef struct MB_MODE_INFO {
   int8_t angle_delta[2];
 #endif  // CONFIG_EXT_INTRA
 
-#if CONFIG_INTERINTRA
   // interintra members
   INTERINTRA_MODE interintra_mode;
-#endif
   // TODO(debargha): Consolidate these flags
   int use_wedge_interintra;
   int interintra_wedge_index;
@@ -1288,30 +1286,15 @@ void av1_set_contexts(const MACROBLOCKD *xd, struct macroblockd_plane *pd,
                       int loff);
 
 static INLINE int is_interintra_allowed_bsize(const BLOCK_SIZE bsize) {
-#if CONFIG_INTERINTRA
   return (bsize >= BLOCK_8X8) && (bsize <= BLOCK_32X32);
-#else
-  (void)bsize;
-  return 0;
-#endif  // CONFIG_INTERINTRA
 }
 
 static INLINE int is_interintra_allowed_mode(const PREDICTION_MODE mode) {
-#if CONFIG_INTERINTRA
   return (mode >= NEARESTMV) && (mode <= NEWMV);
-#else
-  (void)mode;
-  return 0;
-#endif  // CONFIG_INTERINTRA
 }
 
 static INLINE int is_interintra_allowed_ref(const MV_REFERENCE_FRAME rf[2]) {
-#if CONFIG_INTERINTRA
   return (rf[0] > INTRA_FRAME) && (rf[1] <= INTRA_FRAME);
-#else
-  (void)rf;
-  return 0;
-#endif  // CONFIG_INTERINTRA
 }
 
 static INLINE int is_interintra_allowed(const MB_MODE_INFO *mbmi) {
diff --git a/av1/common/entropy.c b/av1/common/entropy.c
index da6f18d06aad693410c95a06d16050c92cb2f619..c3a45af7a4e78847e0c2a1f15240d8cf582e0e00 100644
--- a/av1/common/entropy.c
+++ b/av1/common/entropy.c
@@ -2365,13 +2365,11 @@ void av1_average_tile_inter_cdfs(AV1_COMMON *cm, FRAME_CONTEXT *fc,
   AVERAGE_TILE_CDFS(inter_singleref_comp_mode_cdf)
 #endif
 
-#if CONFIG_INTERINTRA
 #if CONFIG_NEW_MULTISYMBOL
   AVERAGE_TILE_CDFS(interintra_cdf)
   AVERAGE_TILE_CDFS(wedge_interintra_cdf)
 #endif
   AVERAGE_TILE_CDFS(interintra_mode_cdf)
-#endif
 
   /* NB: kf_y_cdf is discarded after use, so no need
      for backwards update */
diff --git a/av1/common/entropymode.c b/av1/common/entropymode.c
index 8a4c5d03e1f84b9ff4738e0188770cb6e2d6eb59..1b36934ecb05fe152eef4c79bfea5bf220b5e143 100644
--- a/av1/common/entropymode.c
+++ b/av1/common/entropymode.c
@@ -753,7 +753,6 @@ static const aom_cdf_prob
 #endif
     };
 
-#if CONFIG_INTERINTRA
 static const aom_prob default_interintra_prob[BLOCK_SIZE_GROUPS] = {
   128, 226, 244, 254,
 };
@@ -830,8 +829,6 @@ static const aom_cdf_prob
     };
 #endif  // CONFIG_NEW_MULTISYMBOL
 
-#endif  // CONFIG_INTERINTRA
-
 #if CONFIG_NCOBMC_ADAPT_WEIGHT
 #ifdef TWO_MODE
 const aom_tree_index av1_ncobmc_mode_tree[TREE_SIZE(MAX_NCOBMC_MODES)] = {
@@ -1112,13 +1109,11 @@ static const aom_cdf_prob default_delta_lf_cdf[CDF_SIZE(DELTA_LF_PROBS + 1)] = {
 #endif
 
 /* clang-format off */
-#if CONFIG_INTERINTRA
 const aom_tree_index av1_interintra_mode_tree[TREE_SIZE(INTERINTRA_MODES)] = {
   -II_DC_PRED, 2,        /* 0 = II_DC_NODE     */
   -II_SMOOTH_PRED, 4,    /* 1 = II_SMOOTH_PRED */
   -II_V_PRED, -II_H_PRED /* 2 = II_V_NODE      */
 };
-#endif  // CONFIG_INTERINTRA
 
 const aom_tree_index av1_inter_compound_mode_tree
     [TREE_SIZE(INTER_COMPOUND_MODES)] = {
@@ -5966,7 +5961,6 @@ static void init_mode_probs(FRAME_CONTEXT *fc) {
 #endif  // CONFIG_COMPOUND_SINGLEREF
   av1_copy(fc->compound_type_prob, default_compound_type_probs);
   av1_copy(fc->compound_type_cdf, default_compound_type_cdf);
-#if CONFIG_INTERINTRA
   av1_copy(fc->interintra_prob, default_interintra_prob);
   av1_copy(fc->wedge_interintra_prob, default_wedge_interintra_prob);
 #if CONFIG_NEW_MULTISYMBOL
@@ -5975,7 +5969,6 @@ static void init_mode_probs(FRAME_CONTEXT *fc) {
 #endif  // CONFIG_NEW_MULTISYMBOL
   av1_copy(fc->interintra_mode_prob, default_interintra_mode_prob);
   av1_copy(fc->interintra_mode_cdf, default_interintra_mode_cdf);
-#endif  // CONFIG_INTERINTRA
   av1_copy(fc->seg.tree_probs, default_segment_tree_probs);
   av1_copy(fc->seg.pred_probs, default_segment_pred_probs);
 #if CONFIG_NEW_MULTISYMBOL
@@ -6126,7 +6119,6 @@ void av1_adapt_inter_frame_probs(AV1_COMMON *cm) {
                          counts->inter_singleref_comp_mode[i],
                          fc->inter_singleref_comp_mode_probs[i]);
 #endif  // CONFIG_COMPOUND_SINGLEREF
-#if CONFIG_INTERINTRA
   if (cm->allow_interintra_compound) {
     for (i = 0; i < BLOCK_SIZE_GROUPS; ++i) {
       if (is_interintra_allowed_bsize_group(i))
@@ -6144,7 +6136,6 @@ void av1_adapt_inter_frame_probs(AV1_COMMON *cm) {
             pre_fc->wedge_interintra_prob[i], counts->wedge_interintra[i]);
     }
   }
-#endif  // CONFIG_INTERINTRA
 
   if (cm->allow_masked_compound) {
     for (i = 0; i < BLOCK_SIZES_ALL; ++i) {
diff --git a/av1/common/entropymode.h b/av1/common/entropymode.h
index 30e8803d49d8907faaaae56524ba530c48c29307..1ab613d61ca76c1a55bed15c7f7aacf74cff4656 100644
--- a/av1/common/entropymode.h
+++ b/av1/common/entropymode.h
@@ -207,7 +207,6 @@ typedef struct frame_contexts {
 #endif  // CONFIG_COMPOUND_SINGLEREF
   aom_prob compound_type_prob[BLOCK_SIZES_ALL][COMPOUND_TYPES - 1];
   aom_cdf_prob compound_type_cdf[BLOCK_SIZES_ALL][CDF_SIZE(COMPOUND_TYPES)];
-#if CONFIG_INTERINTRA
   aom_prob interintra_prob[BLOCK_SIZE_GROUPS];
   aom_prob wedge_interintra_prob[BLOCK_SIZES_ALL];
   aom_prob interintra_mode_prob[BLOCK_SIZE_GROUPS][INTERINTRA_MODES - 1];
@@ -217,7 +216,6 @@ typedef struct frame_contexts {
 #endif
   aom_cdf_prob interintra_mode_cdf[BLOCK_SIZE_GROUPS]
                                   [CDF_SIZE(INTERINTRA_MODES)];
-#endif  // CONFIG_INTERINTRA
   aom_prob motion_mode_prob[BLOCK_SIZES_ALL][MOTION_MODES - 1];
   aom_cdf_prob motion_mode_cdf[BLOCK_SIZES_ALL][CDF_SIZE(MOTION_MODES)];
 #if CONFIG_NCOBMC_ADAPT_WEIGHT
@@ -451,11 +449,9 @@ typedef struct FRAME_COUNTS {
   unsigned int inter_singleref_comp_mode[INTER_MODE_CONTEXTS]
                                         [INTER_SINGLEREF_COMP_MODES];
 #endif  // CONFIG_COMPOUND_SINGLEREF
-#if CONFIG_INTERINTRA
   unsigned int interintra[BLOCK_SIZE_GROUPS][2];
   unsigned int interintra_mode[BLOCK_SIZE_GROUPS][INTERINTRA_MODES];
   unsigned int wedge_interintra[BLOCK_SIZES_ALL][2];
-#endif  // CONFIG_INTERINTRA
   unsigned int compound_interinter[BLOCK_SIZES_ALL][COMPOUND_TYPES];
   unsigned int motion_mode[BLOCK_SIZES_ALL][MOTION_MODES];
 #if CONFIG_NCOBMC_ADAPT_WEIGHT
@@ -619,10 +615,8 @@ static const int av1_ext_tx_inv[TX_TYPES] = {
 #endif  // CONFIG_MRC_TX
 #endif  // CONFIG_EXT_TX
 
-#if CONFIG_INTERINTRA
 extern const aom_tree_index
     av1_interintra_mode_tree[TREE_SIZE(INTERINTRA_MODES)];
-#endif
 extern const aom_tree_index
     av1_inter_compound_mode_tree[TREE_SIZE(INTER_COMPOUND_MODES)];
 #if CONFIG_COMPOUND_SINGLEREF
diff --git a/av1/common/enums.h b/av1/common/enums.h
index 01e37a58dc0c4e9a02642517502e1b4c25f92605..0fb10b34902d9af54d125ac3048cbf3ee83c64ab 100644
--- a/av1/common/enums.h
+++ b/av1/common/enums.h
@@ -585,7 +585,6 @@ typedef enum ATTRIBUTE_PACKED {
 #endif
 } MOTION_MODE;
 
-#if CONFIG_INTERINTRA
 typedef enum ATTRIBUTE_PACKED {
   II_DC_PRED,
   II_V_PRED,
@@ -593,7 +592,6 @@ typedef enum ATTRIBUTE_PACKED {
   II_SMOOTH_PRED,
   INTERINTRA_MODES
 } INTERINTRA_MODE;
-#endif
 
 typedef enum {
   COMPOUND_AVERAGE,
diff --git a/av1/common/onyxc_int.h b/av1/common/onyxc_int.h
index 4cb483a776bf0cc43e68ff8da4d26e11d54ba813..5e70fc7094c5498437efe8f7ac27292585b50c21 100644
--- a/av1/common/onyxc_int.h
+++ b/av1/common/onyxc_int.h
@@ -278,9 +278,7 @@ typedef struct AV1Common {
 #endif
 
   int allow_screen_content_tools;
-#if CONFIG_INTERINTRA
   int allow_interintra_compound;
-#endif  // CONFIG_INTERINTRA
   int allow_masked_compound;
 
 #if !CONFIG_NO_FRAME_CONTEXT_SIGNALING
diff --git a/av1/common/reconinter.c b/av1/common/reconinter.c
index 3231ed7d5aa93fa5b4d79f3f662ed3b44df3731c..4175e85029880690e327d822cfebc2d0963da608 100644
--- a/av1/common/reconinter.c
+++ b/av1/common/reconinter.c
@@ -1388,7 +1388,7 @@ void av1_build_inter_predictors_sby(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                     int mi_row, int mi_col, BUFFER_SET *ctx,
                                     BLOCK_SIZE bsize) {
   build_inter_predictors_for_planes(cm, xd, bsize, mi_row, mi_col, 0, 0);
-#if CONFIG_INTERINTRA
+
   if (is_interintra_pred(&xd->mi[0]->mbmi)) {
     BUFFER_SET default_ctx = { { xd->plane[0].dst.buf, NULL, NULL },
                                { xd->plane[0].dst.stride, 0, 0 } };
@@ -1396,9 +1396,6 @@ void av1_build_inter_predictors_sby(const AV1_COMMON *cm, MACROBLOCKD *xd,
     av1_build_interintra_predictors_sby(cm, xd, xd->plane[0].dst.buf,
                                         xd->plane[0].dst.stride, ctx, bsize);
   }
-#else
-  (void)ctx;
-#endif  // CONFIG_INTERINTRA
 }
 
 void av1_build_inter_predictors_sbuv(const AV1_COMMON *cm, MACROBLOCKD *xd,
@@ -1406,7 +1403,7 @@ void av1_build_inter_predictors_sbuv(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                      BLOCK_SIZE bsize) {
   build_inter_predictors_for_planes(cm, xd, bsize, mi_row, mi_col, 1,
                                     MAX_MB_PLANE - 1);
-#if CONFIG_INTERINTRA
+
   if (is_interintra_pred(&xd->mi[0]->mbmi)) {
     BUFFER_SET default_ctx = {
       { NULL, xd->plane[1].dst.buf, xd->plane[2].dst.buf },
@@ -1417,9 +1414,6 @@ void av1_build_inter_predictors_sbuv(const AV1_COMMON *cm, MACROBLOCKD *xd,
         cm, xd, xd->plane[1].dst.buf, xd->plane[2].dst.buf,
         xd->plane[1].dst.stride, xd->plane[2].dst.stride, ctx, bsize);
   }
-#else
-  (void)ctx;
-#endif  // CONFIG_INTERINTRA
 }
 
 void av1_build_inter_predictors_sb(const AV1_COMMON *cm, MACROBLOCKD *xd,
@@ -2326,7 +2320,6 @@ void set_sb_mi_boundaries(const AV1_COMMON *const cm, MACROBLOCKD *const xd,
 #endif
 
 /* clang-format off */
-#if CONFIG_INTERINTRA
 #if CONFIG_EXT_PARTITION
 static const int ii_weights1d[MAX_SB_SIZE] = {
   60, 58, 56, 54, 52, 50, 48, 47, 45, 44, 42, 41, 39, 38, 37, 35, 34, 33, 32,
@@ -2605,7 +2598,6 @@ void av1_build_interintra_predictors(const AV1_COMMON *cm, MACROBLOCKD *xd,
   av1_build_interintra_predictors_sbuv(cm, xd, upred, vpred, ustride, vstride,
                                        ctx, bsize);
 }
-#endif  // CONFIG_INTERINTRA
 
 // Builds the inter-predictor for the single ref case
 // for use in the encoder to search the wedges efficiently.
diff --git a/av1/common/reconinter.h b/av1/common/reconinter.h
index fff160482fe75f31f99af477b302f6f011224564..2b42a8d8d2d839893f4cb8a4e821f6363215d61f 100644
--- a/av1/common/reconinter.h
+++ b/av1/common/reconinter.h
@@ -521,19 +521,22 @@ const uint8_t *av1_get_compound_type_mask_inverse(
 
 const uint8_t *av1_get_compound_type_mask(
     const INTERINTER_COMPOUND_DATA *const comp_data, BLOCK_SIZE sb_type);
-#if CONFIG_INTERINTRA
+
 void av1_build_interintra_predictors(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                      uint8_t *ypred, uint8_t *upred,
                                      uint8_t *vpred, int ystride, int ustride,
                                      int vstride, BUFFER_SET *ctx,
                                      BLOCK_SIZE bsize);
+
 void av1_build_interintra_predictors_sby(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                          uint8_t *ypred, int ystride,
                                          BUFFER_SET *ctx, BLOCK_SIZE bsize);
+
 void av1_build_interintra_predictors_sbc(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                          uint8_t *upred, int ustride,
                                          BUFFER_SET *ctx, int plane,
                                          BLOCK_SIZE bsize);
+
 void av1_build_interintra_predictors_sbuv(const AV1_COMMON *cm, MACROBLOCKD *xd,
                                           uint8_t *upred, uint8_t *vpred,
                                           int ustride, int vstride,
@@ -545,7 +548,7 @@ void av1_build_intra_predictors_for_interintra(
 void av1_combine_interintra(MACROBLOCKD *xd, BLOCK_SIZE bsize, int plane,
                             const uint8_t *inter_pred, int inter_stride,
                             const uint8_t *intra_pred, int intra_stride);
-#endif  // CONFIG_INTERINTRA
+
 // Encoder only
 void av1_build_inter_predictors_for_planes_single_buf(
     MACROBLOCKD *xd, BLOCK_SIZE bsize, int plane_from, int plane_to, int mi_row,
diff --git a/av1/common/reconintra.h b/av1/common/reconintra.h
index 42797e3101935592b9eee800648dabfe1e15c5be..49533c49eade62525589893cf4a891af612b8181 100644
--- a/av1/common/reconintra.h
+++ b/av1/common/reconintra.h
@@ -30,7 +30,6 @@ void av1_predict_intra_block(const AV1_COMMON *cm, const MACROBLOCKD *xd,
                              int ref_stride, uint8_t *dst, int dst_stride,
                              int aoff, int loff, int plane);
 
-#if CONFIG_INTERINTRA
 // Mapping of interintra to intra mode for use in the intra component
 static const PREDICTION_MODE interintra_to_intra_mode[INTERINTRA_MODES] = {
   DC_PRED, V_PRED, H_PRED, SMOOTH_PRED
@@ -41,7 +40,6 @@ static const INTERINTRA_MODE intra_to_interintra_mode[INTRA_MODES] = {
   II_DC_PRED, II_V_PRED, II_H_PRED, II_V_PRED,      II_SMOOTH_PRED, II_V_PRED,
   II_H_PRED,  II_H_PRED, II_V_PRED, II_SMOOTH_PRED, II_SMOOTH_PRED
 };
-#endif  // CONFIG_INTERINTRA
 
 #if CONFIG_FILTER_INTRA
 #define FILTER_INTRA_PREC_BITS 10
diff --git a/av1/decoder/decodeframe.c b/av1/decoder/decodeframe.c
index 2c3585cc352802b6db9cfd42ab6c98753fec1617..ee1a63d067ae1f13eb877227c71d8a7553f445e6 100644
--- a/av1/decoder/decodeframe.c
+++ b/av1/decoder/decodeframe.c
@@ -2607,15 +2607,11 @@ void read_sequence_header(SequenceHeader *seq_params,
 
 static void read_compound_tools(AV1_COMMON *cm,
                                 struct aom_read_bit_buffer *rb) {
-  (void)cm;
-  (void)rb;
-#if CONFIG_INTERINTRA
   if (!frame_is_intra_only(cm) && cm->reference_mode != COMPOUND_REFERENCE) {
     cm->allow_interintra_compound = aom_rb_read_bit(rb);
   } else {
     cm->allow_interintra_compound = 0;
   }
-#endif  // CONFIG_INTERINTRA
 #if CONFIG_COMPOUND_SINGLEREF
   if (!frame_is_intra_only(cm)) {
 #else   // !CONFIG_COMPOUND_SINGLEREF
@@ -3426,7 +3422,6 @@ static int read_compressed_header(AV1Decoder *pbi, const uint8_t *data,
     read_inter_mode_probs(fc, &r);
 #endif
 
-#if CONFIG_INTERINTRA
     if (cm->reference_mode != COMPOUND_REFERENCE &&
         cm->allow_interintra_compound) {
 #if !CONFIG_NEW_MULTISYMBOL
@@ -3449,7 +3444,6 @@ static int read_compressed_header(AV1Decoder *pbi, const uint8_t *data,
       }
 #endif  // !CONFIG_NEW_MULTISYMBOL
     }
-#endif  // CONFIG_INTERINTRA
 
 #if !CONFIG_NEW_MULTISYMBOL
     for (int i = 0; i < INTRA_INTER_CONTEXTS; i++)
@@ -3498,12 +3492,10 @@ static void debug_check_frame_counts(const AV1_COMMON *const cm) {
   assert(!memcmp(cm->counts.inter_compound_mode,
                  zero_counts.inter_compound_mode,
                  sizeof(cm->counts.inter_compound_mode)));
-#if CONFIG_INTERINTRA
   assert(!memcmp(cm->counts.interintra, zero_counts.interintra,
                  sizeof(cm->counts.interintra)));
   assert(!memcmp(cm->counts.wedge_interintra, zero_counts.wedge_interintra,
                  sizeof(cm->counts.wedge_interintra)));
-#endif  // CONFIG_INTERINTRA
   assert(!memcmp(cm->counts.compound_interinter,
                  zero_counts.compound_interinter,
                  sizeof(cm->counts.compound_interinter)));
diff --git a/av1/decoder/decodemv.c b/av1/decoder/decodemv.c
index ac4775e30904374d6fb95be807bb4172daf76739..e973bc07bc458c3de23ea6074c82527f6f4ac6c8 100644
--- a/av1/decoder/decodemv.c
+++ b/av1/decoder/decodemv.c
@@ -172,10 +172,8 @@ static int read_cfl_alphas(FRAME_CONTEXT *const ec_ctx, aom_reader *r,
 }
 #endif
 
-#if CONFIG_INTERINTRA
-static INTERINTRA_MODE read_interintra_mode(AV1_COMMON *cm, MACROBLOCKD *xd,
-                                            aom_reader *r, int size_group) {
-  (void)cm;
+static INTERINTRA_MODE read_interintra_mode(MACROBLOCKD *xd, aom_reader *r,
+                                            int size_group) {
   const INTERINTRA_MODE ii_mode = (INTERINTRA_MODE)aom_read_symbol(
       r, xd->tile_ctx->interintra_mode_cdf[size_group], INTERINTRA_MODES,
       ACCT_STR);
@@ -183,7 +181,6 @@ static INTERINTRA_MODE read_interintra_mode(AV1_COMMON *cm, MACROBLOCKD *xd,
   if (counts) ++counts->interintra_mode[size_group][ii_mode];
   return ii_mode;
 }
-#endif  // CONFIG_INTERINTRA
 
 static PREDICTION_MODE read_inter_mode(FRAME_CONTEXT *ec_ctx, MACROBLOCKD *xd,
                                        aom_reader *r, int16_t ctx) {
@@ -2640,7 +2637,6 @@ static void read_inter_block_mode_info(AV1Decoder *const pbi,
                  nearestmv, nearmv, mi_row, mi_col, is_compound, allow_hp, r);
   aom_merge_corrupted_flag(&xd->corrupted, mv_corrupted_flag);
 
-#if CONFIG_INTERINTRA
   mbmi->use_wedge_interintra = 0;
   if (cm->reference_mode != COMPOUND_REFERENCE &&
       cm->allow_interintra_compound && is_interintra_allowed(mbmi)) {
@@ -2656,7 +2652,7 @@ static void read_inter_block_mode_info(AV1Decoder *const pbi,
     assert(mbmi->ref_frame[1] == NONE_FRAME);
     if (interintra) {
       const INTERINTRA_MODE interintra_mode =
-          read_interintra_mode(cm, xd, r, bsize_group);
+          read_interintra_mode(xd, r, bsize_group);
       mbmi->ref_frame[1] = INTRA_FRAME;
       mbmi->interintra_mode = interintra_mode;
 #if CONFIG_EXT_INTRA
@@ -2685,7 +2681,6 @@ static void read_inter_block_mode_info(AV1Decoder *const pbi,
       }
     }
   }
-#endif  // CONFIG_INTERINTRA
 
   for (ref = 0; ref < 1 + has_second_ref(mbmi); ++ref) {
     const MV_REFERENCE_FRAME frame = mbmi->ref_frame[ref];
diff --git a/av1/encoder/bitstream.c b/av1/encoder/bitstream.c
index e34131f0d9bc266cc22b13d2253eb5a754d3b6f6..973295832ca0caaa27682cb76703eca481e5a380 100644
--- a/av1/encoder/bitstream.c
+++ b/av1/encoder/bitstream.c
@@ -73,9 +73,7 @@ static INLINE void write_uniform(aom_writer *w, int n, int v) {
   }
 }
 
-#if CONFIG_INTERINTRA
 static struct av1_token interintra_mode_encodings[INTERINTRA_MODES];
-#endif
 static struct av1_token compound_type_encodings[COMPOUND_TYPES];
 #if CONFIG_LOOP_RESTORATION
 static void loop_restoration_write_sb_coeffs(const AV1_COMMON *const cm,
@@ -101,9 +99,7 @@ static int remux_tiles(const AV1_COMMON *const cm, uint8_t *dst,
                        int *const tile_col_size_bytes);
 #endif
 void av1_encode_token_init(void) {
-#if CONFIG_INTERINTRA
   av1_tokens_from_tree(interintra_mode_encodings, av1_interintra_mode_tree);
-#endif  // CONFIG_INTERINTRA
 #if CONFIG_COMPOUND_SINGLEREF
   av1_tokens_from_tree(inter_singleref_comp_mode_encodings,
                        av1_inter_singleref_comp_mode_tree);
@@ -1691,7 +1687,6 @@ static void pack_inter_mode_mvs(AV1_COMP *cpi, const int mi_row,
 #endif  // CONFIG_COMPOUND_SINGLEREF
     }
 
-#if CONFIG_INTERINTRA
     if (cpi->common.reference_mode != COMPOUND_REFERENCE &&
         cpi->common.allow_interintra_compound && is_interintra_allowed(mbmi)) {
       const int interintra = mbmi->ref_frame[1] == INTRA_FRAME;
@@ -1721,7 +1716,6 @@ static void pack_inter_mode_mvs(AV1_COMP *cpi, const int mi_row,
         }
       }
     }
-#endif  // CONFIG_INTERINTRA
 
     if (mbmi->ref_frame[1] != INTRA_FRAME) write_motion_mode(cm, xd, mi, w);
 #if CONFIG_NCOBMC_ADAPT_WEIGHT
@@ -3742,15 +3736,11 @@ static void write_sb_size(const AV1_COMMON *cm,
 
 static void write_compound_tools(const AV1_COMMON *cm,
                                  struct aom_write_bit_buffer *wb) {
-  (void)cm;
-  (void)wb;
-#if CONFIG_INTERINTRA
   if (!frame_is_intra_only(cm) && cm->reference_mode != COMPOUND_REFERENCE) {
     aom_wb_write_bit(wb, cm->allow_interintra_compound);
   } else {
     assert(cm->allow_interintra_compound == 0);
   }
-#endif  // CONFIG_INTERINTRA
 #if CONFIG_COMPOUND_SINGLEREF
   if (!frame_is_intra_only(cm)) {
 #else   // !CONFIG_COMPOUND_SINGLEREF
@@ -4556,7 +4546,6 @@ static uint32_t write_compressed_header(AV1_COMP *cpi, uint8_t *data) {
 #if !CONFIG_NEW_MULTISYMBOL
     update_inter_mode_probs(cm, header_bc, counts);
 #endif
-#if CONFIG_INTERINTRA
     if (cm->reference_mode != COMPOUND_REFERENCE &&
         cm->allow_interintra_compound) {
 #if !CONFIG_NEW_MULTISYMBOL
@@ -4580,7 +4569,6 @@ static uint32_t write_compressed_header(AV1_COMP *cpi, uint8_t *data) {
       }
 #endif  // !CONFIG_NEW_MULTISYMBOL
     }
-#endif  // CONFIG_INTERINTRA
 
 #if !CONFIG_NEW_MULTISYMBOL
     for (int i = 0; i < INTRA_INTER_CONTEXTS; i++)
diff --git a/av1/encoder/block.h b/av1/encoder/block.h
index c2b6ab4be8e9e0649da20f842d4fffee9c81405d..c6c2e3304d941e42583d6aef274a0a8867e8efd2 100644
--- a/av1/encoder/block.h
+++ b/av1/encoder/block.h
@@ -217,11 +217,9 @@ struct macroblock {
   int inter_singleref_comp_mode_cost[INTER_MODE_CONTEXTS]
                                     [INTER_SINGLEREF_COMP_MODES];
 #endif  // CONFIG_COMPOUND_SINGLEREF
-#if CONFIG_INTERINTRA
   int interintra_cost[BLOCK_SIZE_GROUPS][2];
   int wedge_interintra_cost[BLOCK_SIZES_ALL][2];
   int interintra_mode_cost[BLOCK_SIZE_GROUPS][INTERINTRA_MODES];
-#endif  // CONFIG_INTERINTRA
   int motion_mode_cost[BLOCK_SIZES_ALL][MOTION_MODES];
   int motion_mode_cost1[BLOCK_SIZES_ALL][2];
 #if CONFIG_NCOBMC_ADAPT_WEIGHT
diff --git a/av1/encoder/encodeframe.c b/av1/encoder/encodeframe.c
index ea45834982c4f8d9827dbe9b0938e7eba779c441..9e27af01b4a8f2e47db1d8acf39b3adf77d720e7 100644
--- a/av1/encoder/encodeframe.c
+++ b/av1/encoder/encodeframe.c
@@ -1159,7 +1159,6 @@ static void update_stats(const AV1_COMMON *const cm, ThreadData *td, int mi_row,
                                  [is_inter_singleref_comp_mode(mbmi->mode)]++;
 #endif  // CONFIG_COMPOUND_SINGLEREF
 
-#if CONFIG_INTERINTRA
         if (cm->reference_mode != COMPOUND_REFERENCE &&
             cm->allow_interintra_compound && is_interintra_allowed(mbmi)) {
           const int bsize_group = size_group_lookup[bsize];
@@ -1185,7 +1184,6 @@ static void update_stats(const AV1_COMMON *const cm, ThreadData *td, int mi_row,
 #endif
           }
         }
-#endif  // CONFIG_INTERINTRA
 
         set_ref_ptrs(cm, xd, mbmi->ref_frame[0], mbmi->ref_frame[1]);
         const MOTION_MODE motion_allowed =
@@ -3987,10 +3985,8 @@ static void encode_frame_internal(AV1_COMP *cpi) {
 
 static void make_consistent_compound_tools(AV1_COMMON *cm) {
   (void)cm;
-#if CONFIG_INTERINTRA
   if (frame_is_intra_only(cm) || cm->reference_mode == COMPOUND_REFERENCE)
     cm->allow_interintra_compound = 0;
-#endif  // CONFIG_INTERINTRA
 #if CONFIG_COMPOUND_SINGLEREF
   if (frame_is_intra_only(cm))
 #else   // !CONFIG_COMPOUND_SINGLEREF
diff --git a/av1/encoder/encoder.c b/av1/encoder/encoder.c
index 2f897bdc7a35a61917ae02cfc3dd283060ddfe4e..f8326145f8033385219032aaaaab703f2f5f17b3 100644
--- a/av1/encoder/encoder.c
+++ b/av1/encoder/encoder.c
@@ -2421,10 +2421,7 @@ static void realloc_segmentation_maps(AV1_COMP *cpi) {
 }
 
 void set_compound_tools(AV1_COMMON *cm) {
-  (void)cm;
-#if CONFIG_INTERINTRA
   cm->allow_interintra_compound = 1;
-#endif  // CONFIG_INTERINTRA
   cm->allow_masked_compound = 1;
 }
 
diff --git a/av1/encoder/rd.c b/av1/encoder/rd.c
index 57138c78cf6cd870cab5fc940929411792873edb..ea09c5fea6ea9cf27b1c6b0c603231ffbdffe136 100644
--- a/av1/encoder/rd.c
+++ b/av1/encoder/rd.c
@@ -375,7 +375,6 @@ void av1_fill_mode_rates(AV1_COMMON *const cm, MACROBLOCK *x,
       av1_cost_tokens_from_cdf(x->inter_singleref_comp_mode_cost[i],
                                fc->inter_singleref_comp_mode_cdf[i], NULL);
 #endif  // CONFIG_COMPOUND_SINGLEREF
-#if CONFIG_INTERINTRA
     for (i = 0; i < BLOCK_SIZE_GROUPS; ++i) {
 #if CONFIG_NEW_MULTISYMBOL
       av1_cost_tokens_from_cdf(x->interintra_cost[i], fc->interintra_cdf[i],
@@ -398,7 +397,6 @@ void av1_fill_mode_rates(AV1_COMMON *const cm, MACROBLOCK *x,
           av1_cost_bit(fc->wedge_interintra_prob[i], 1);
 #endif
     }
-#endif  // CONFIG_INTERINTRA
     for (i = BLOCK_8X8; i < BLOCK_SIZES_ALL; i++) {
       av1_cost_tokens_from_cdf(x->motion_mode_cost[i], fc->motion_mode_cdf[i],
                                NULL);
diff --git a/av1/encoder/rdopt.c b/av1/encoder/rdopt.c
index 9fbd5bdbb396c88246605c72187f93032b9d91e1..933b7d02883c173e99ba8ee95e94eead7a2cdc8d 100644
--- a/av1/encoder/rdopt.c
+++ b/av1/encoder/rdopt.c
@@ -7637,7 +7637,6 @@ static int64_t pick_interinter_seg(const AV1_COMP *const cpi,
   return best_rd;
 }
 
-#if CONFIG_INTERINTRA
 static int64_t pick_interintra_wedge(const AV1_COMP *const cpi,
                                      const MACROBLOCK *const x,
                                      const BLOCK_SIZE bsize,
@@ -7658,7 +7657,6 @@ static int64_t pick_interintra_wedge(const AV1_COMP *const cpi,
   mbmi->interintra_wedge_index = wedge_index;
   return rd;
 }
-#endif  // CONFIG_INTERINTRA
 
 static int64_t pick_interinter_mask(const AV1_COMP *const cpi, MACROBLOCK *x,
                                     const BLOCK_SIZE bsize,
@@ -8417,10 +8415,8 @@ static int64_t handle_inter_mode(const AV1_COMP *const cpi, MACROBLOCK *x,
   int pred_exists = 1;
   const int bw = block_size_wide[bsize];
   int_mv single_newmv[TOTAL_REFS_PER_FRAME];
-#if CONFIG_INTERINTRA
   const int *const interintra_mode_cost =
       x->interintra_mode_cost[size_group_lookup[bsize]];
-#endif  // CONFIG_INTERINTRA
   const int is_comp_interintra_pred = (mbmi->ref_frame[1] == INTRA_FRAME);
   uint8_t ref_frame_type = av1_ref_frame_type(mbmi->ref_frame);
 #if CONFIG_HIGHBITDEPTH
@@ -8446,20 +8442,16 @@ static int64_t handle_inter_mode(const AV1_COMP *const cpi, MACROBLOCK *x,
   mbmi->ncobmc_mode[1] = NO_OVERLAP;
 #endif
 
-#if CONFIG_INTERINTRA
   int compmode_interintra_cost = 0;
   mbmi->use_wedge_interintra = 0;
-#endif
   int compmode_interinter_cost = 0;
   mbmi->interinter_compound_type = COMPOUND_AVERAGE;
 #if CONFIG_LGT_FROM_PRED
   mbmi->use_lgt = 0;
 #endif
 
-#if CONFIG_INTERINTRA
   if (!cm->allow_interintra_compound && is_comp_interintra_pred)
     return INT64_MAX;
-#endif  // CONFIG_INTERINTRA
 
   // is_comp_interintra_pred implies !is_comp_pred
   assert(!is_comp_interintra_pred || (!is_comp_pred));
@@ -8833,7 +8825,6 @@ static int64_t handle_inter_mode(const AV1_COMP *const cpi, MACROBLOCK *x,
     compmode_interinter_cost = best_compmode_interinter_cost;
   }
 
-#if CONFIG_INTERINTRA
   if (is_comp_interintra_pred) {
     INTERINTRA_MODE best_interintra_mode = II_DC_PRED;
     int64_t best_interintra_rd = INT64_MAX;
@@ -8976,7 +8967,6 @@ static int64_t handle_inter_mode(const AV1_COMP *const cpi, MACROBLOCK *x,
   } else if (is_interintra_allowed(mbmi)) {
     compmode_interintra_cost = x->interintra_cost[size_group_lookup[bsize]][0];
   }
-#endif  // CONFIG_INTERINTRA
 
   if (pred_exists == 0) {
     int tmp_rate;
@@ -9015,10 +9005,8 @@ static int64_t handle_inter_mode(const AV1_COMP *const cpi, MACROBLOCK *x,
     }
   }
 
-#if CONFIG_INTERINTRA
   rd_stats->rate += compmode_interintra_cost;
   rate2_bmc_nocoeff += compmode_interintra_cost;
-#endif
   rd_stats->rate += compmode_interinter_cost;
 
   ret_val = motion_mode_rd(cpi, x, bsize, rd_stats, rd_stats_y, rd_stats_uv,
@@ -9487,10 +9475,8 @@ void av1_rd_pick_inter_mode_sb(const AV1_COMP *cpi, TileDataEnc *tile_data,
   int best_skip2 = 0;
   uint16_t ref_frame_skip_mask[2] = { 0 };
   uint32_t mode_skip_mask[TOTAL_REFS_PER_FRAME] = { 0 };
-#if CONFIG_INTERINTRA
   MV_REFERENCE_FRAME best_single_inter_ref = LAST_FRAME;
   int64_t best_single_inter_rd = INT64_MAX;
-#endif  // CONFIG_INTERINTRA
   int mode_skip_start = sf->mode_skip_start + 1;
   const int *const rd_threshes = rd_opt->threshes[segment_id][bsize];
   const int *const rd_thresh_freq_fact = tile_data->thresh_freq_fact[bsize];
@@ -9991,9 +9977,7 @@ void av1_rd_pick_inter_mode_sb(const AV1_COMP *cpi, TileDataEnc *tile_data,
     }
 #endif  // CONFIG_COMPOUND_SINGLEREF
 
-#if CONFIG_INTERINTRA
     mbmi->interintra_mode = (INTERINTRA_MODE)(II_DC_PRED - 1);
-#endif  // CONFIG_INTERINTRA
 
 #if CONFIG_FRAME_MARKER
     if (sf->selective_ref_frame) {
@@ -10199,7 +10183,6 @@ void av1_rd_pick_inter_mode_sb(const AV1_COMP *cpi, TileDataEnc *tile_data,
 
       backup_ref_mv[0] = mbmi_ext->ref_mvs[ref_frame][0];
       if (comp_pred) backup_ref_mv[1] = mbmi_ext->ref_mvs[second_ref_frame][0];
-#if CONFIG_INTERINTRA
       if (second_ref_frame == INTRA_FRAME) {
         if (best_single_inter_ref != ref_frame) continue;
         mbmi->interintra_mode = intra_to_interintra_mode[best_intra_mode];
@@ -10214,7 +10197,6 @@ void av1_rd_pick_inter_mode_sb(const AV1_COMP *cpi, TileDataEnc *tile_data,
         mbmi->filter_intra_mode_info.use_filter_intra_mode[1] = 0;
 #endif  // CONFIG_FILTER_INTRA
       }
-#endif  // CONFIG_INTERINTRA
       mbmi->ref_mv_idx = 0;
       ref_frame_type = av1_ref_frame_type(mbmi->ref_frame);
 
@@ -10739,13 +10721,11 @@ void av1_rd_pick_inter_mode_sb(const AV1_COMP *cpi, TileDataEnc *tile_data,
         best_intra_rd = this_rd;
         best_intra_mode = mbmi->mode;
       }
-#if CONFIG_INTERINTRA
     } else if (second_ref_frame == NONE_FRAME) {
       if (this_rd < best_single_inter_rd) {
         best_single_inter_rd = this_rd;
         best_single_inter_ref = mbmi->ref_frame[0];
       }
-#endif  // CONFIG_INTERINTRA
     }
 
     if (!disable_skip && ref_frame == INTRA_FRAME) {
diff --git a/build/cmake/aom_config_defaults.cmake b/build/cmake/aom_config_defaults.cmake
index 149f17056fa9953da6e15d0769ff12dedcabb147..2037eb925f72bde96b48e821e0ab5f7cc246a8f7 100644
--- a/build/cmake/aom_config_defaults.cmake
+++ b/build/cmake/aom_config_defaults.cmake
@@ -150,7 +150,6 @@ set(CONFIG_FRAME_SIZE 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_FRAME_SUPERRES 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_HASH_ME 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_HORZONLY_FRAME_SUPERRES 0 CACHE NUMBER "AV1 experiment flag.")
-set(CONFIG_INTERINTRA 1 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_INTER_STATS_ONLY 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_INTRABC 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_INTRA_EDGE 1 CACHE NUMBER "AV1 experiment flag.")
diff --git a/configure b/configure
index 967a89977d9705d41daa32b36cf9a850ae40f6e4..c7e07c8e923f664bc6c978d5b751118610213929 100755
--- a/configure
+++ b/configure
@@ -262,7 +262,6 @@ EXPERIMENT_LIST="
     intra_edge
     ext_intra_mod
     intrabc
-    interintra
     new_quant
     ans
     loop_restoration
@@ -504,7 +503,6 @@ post_process_cmdline() {
       soft_enable intra_edge
       soft_enable mv_compress
       soft_enable dual_filter
-      soft_enable interintra
       soft_enable one_sided_compound
       soft_enable convolve_round
       soft_enable aom_qm
diff --git a/tools/aom_entropy_optimizer.c b/tools/aom_entropy_optimizer.c
index 9f9e0a174c2c71f6f3d315410850aec5e33560d5..4576a16668323c6cf66a93a44c8e513b0c9bc709 100644
--- a/tools/aom_entropy_optimizer.c
+++ b/tools/aom_entropy_optimizer.c
@@ -459,7 +459,7 @@ int main(int argc, const char **argv) {
                      "default_inter_singleref_comp_mode_cdf[INTER_MODE_"
                      "CONTEXTS][CDF_SIZE(INTER_SINGLEREF_COMP_MODES)]");
 #endif
-#if CONFIG_INTERINTRA
+
   /* Interintra */
   cts_each_dim[0] = BLOCK_SIZE_GROUPS;
   cts_each_dim[1] = 2;
@@ -491,7 +491,7 @@ int main(int argc, const char **argv) {
       &fc.wedge_interintra[0][0], probsfile, 2, cts_each_dim,
       "static const aom_cdf_prob\n"
       "default_wedge_interintra_cdf[BLOCK_SIZES_ALL][CDF_SIZE(2)]");
-#endif
+
   /* Compound type */
   cts_each_dim[0] = BLOCK_SIZES_ALL;
   cts_each_dim[1] = COMPOUND_TYPES;