diff --git a/test/core/client_channel/BUILD b/test/core/client_channel/BUILD
index cafd6101ffc..4740f3cca7c 100644
--- a/test/core/client_channel/BUILD
+++ b/test/core/client_channel/BUILD
@@ -30,6 +30,7 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_cc_test(
diff --git a/test/core/end2end/fuzzers/BUILD b/test/core/end2end/fuzzers/BUILD
index c12cfc6983f..70aec59b10a 100644
--- a/test/core/end2end/fuzzers/BUILD
+++ b/test/core/end2end/fuzzers/BUILD
@@ -33,6 +33,7 @@ grpc_fuzzer(
         "//test/core/end2end:ssl_test_data",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_fuzzer(
@@ -45,6 +46,7 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_fuzzer(
@@ -57,4 +59,5 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
diff --git a/test/core/http/BUILD b/test/core/http/BUILD
index 8951d1aba2e..7e3f57d82df 100644
--- a/test/core/http/BUILD
+++ b/test/core/http/BUILD
@@ -30,6 +30,7 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_fuzzer(
@@ -42,6 +43,7 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 # Copyright 2017 gRPC authors.
diff --git a/test/core/json/BUILD b/test/core/json/BUILD
index c9298e5f2c4..198a24c6301 100644
--- a/test/core/json/BUILD
+++ b/test/core/json/BUILD
@@ -30,6 +30,7 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_cc_binary(
diff --git a/test/core/nanopb/BUILD b/test/core/nanopb/BUILD
index 1497f829ab6..6836e56ce31 100644
--- a/test/core/nanopb/BUILD
+++ b/test/core/nanopb/BUILD
@@ -30,6 +30,7 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_fuzzer(
@@ -42,4 +43,5 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
diff --git a/test/core/security/BUILD b/test/core/security/BUILD
index c6dbc5fbed8..f755cde9407 100644
--- a/test/core/security/BUILD
+++ b/test/core/security/BUILD
@@ -30,6 +30,7 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_fuzzer(
@@ -43,6 +44,7 @@ grpc_fuzzer(
         "//test/core/end2end:ssl_test_data",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_cc_library(
diff --git a/test/core/slice/BUILD b/test/core/slice/BUILD
index dbca3477131..e02267276d1 100644
--- a/test/core/slice/BUILD
+++ b/test/core/slice/BUILD
@@ -30,6 +30,7 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_fuzzer(
@@ -42,6 +43,7 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_cc_test(
diff --git a/test/core/transport/chttp2/BUILD b/test/core/transport/chttp2/BUILD
index f31ba248d19..c80aadb6ed6 100644
--- a/test/core/transport/chttp2/BUILD
+++ b/test/core/transport/chttp2/BUILD
@@ -28,6 +28,7 @@ grpc_fuzzer(
         "//:grpc",
         "//test/core/util:grpc_test_util",
     ],
+    tags = ["no_windows"],
 )
 
 grpc_cc_test(