diff --git a/e2e/ts_library/WORKSPACE b/e2e/ts_library/WORKSPACE
index e7dbd98f75..7ea6c07525 100644
--- a/e2e/ts_library/WORKSPACE
+++ b/e2e/ts_library/WORKSPACE
@@ -46,9 +46,3 @@ install_bazel_dependencies()
 load("@npm_bazel_typescript//:index.bzl", "ts_setup_workspace")
 
 ts_setup_workspace()
-
-# Tell Bazel where the nested local repositories are that are used for tests
-local_repository(
-    name = "disable_tsetse_for_external_test",
-    path = "disable_tsetse_for_external",
-)
diff --git a/e2e/ts_library/disable_tsetse_for_external/BUILD.bazel b/e2e/ts_library/disable_tsetse_for_external/BUILD.bazel
deleted file mode 100644
index 9715f16cfe..0000000000
--- a/e2e/ts_library/disable_tsetse_for_external/BUILD.bazel
+++ /dev/null
@@ -1,23 +0,0 @@
-# Copyright 2017 The Bazel Authors. All rights reserved.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-load("@npm_bazel_typescript//:index.bzl", "ts_library")
-
-package(default_visibility = ["//visibility:public"])
-
-ts_library(
-    name = "main",
-    srcs = glob(["*.ts"]),
-    deps = ["@npm//@types"],
-)
diff --git a/e2e/ts_library/disable_tsetse_for_external/WORKSPACE b/e2e/ts_library/disable_tsetse_for_external/WORKSPACE
deleted file mode 100644
index 96c1bacf63..0000000000
--- a/e2e/ts_library/disable_tsetse_for_external/WORKSPACE
+++ /dev/null
@@ -1,15 +0,0 @@
-# Copyright 2017 The Bazel Authors. All rights reserved.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-workspace(name = "disable_tsetse_for_external_test")
diff --git a/e2e/ts_library/disable_tsetse_for_external/main.ts b/e2e/ts_library/disable_tsetse_for_external/main.ts
deleted file mode 100644
index 691f11af3d..0000000000
--- a/e2e/ts_library/disable_tsetse_for_external/main.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-export {};
-
-// string.trim() result is unused
-let stringUnused;
-stringUnused = 'hello';
-stringUnused.trim();
-const stringLiteralUnused = 'hello';
-stringLiteralUnused.trim();
-
-// Array.concat() result is unused.
-const arrayOfStringsUnused = ['hello'];
-arrayOfStringsUnused.concat(arrayOfStringsUnused);
-
-// Object.create() result is unused
-const objectUnused = {};
-Object.create(objectUnused);
-
-// string.replace() with a substring
-stringUnused.replace('o', 'O');
diff --git a/e2e/ts_library/disable_tsetse_for_external/tsconfig.json b/e2e/ts_library/disable_tsetse_for_external/tsconfig.json
deleted file mode 100644
index e69de29bb2..0000000000
diff --git a/e2e/ts_library/package.json b/e2e/ts_library/package.json
index f526e095ee..54480be0fe 100644
--- a/e2e/ts_library/package.json
+++ b/e2e/ts_library/package.json
@@ -12,6 +12,6 @@
   },
   "scripts": {
     "pretest": "bazel run @nodejs//:yarn",
-    "test": "bazel build ... && bazel test ... && bazel build @disable_tsetse_for_external_test//..."
+    "test": "bazel test ..."
   }
 }
diff --git a/packages/typescript/internal/build_defs.bzl b/packages/typescript/internal/build_defs.bzl
index c998685926..0de58c4951 100644
--- a/packages/typescript/internal/build_defs.bzl
+++ b/packages/typescript/internal/build_defs.bzl
@@ -246,22 +246,6 @@ def tsc_wrapped_tsconfig(
     if jsx_factory:
         config["compilerOptions"]["jsxFactory"] = jsx_factory
 
-    tsetse_disabled_rules = []
-
-    # Matches section in javascript/typescript/tsconfig.bzl
-    # TODO(alexeagle): make them share code
-    if ctx.label.workspace_root.startswith("external/"):
-        # Violated by rxjs
-        tsetse_disabled_rules += ["ban-promise-as-condition"]
-
-        # For local testing
-        tsetse_disabled_rules += ["check-return-value"]
-
-    config["compilerOptions"]["plugins"] = [{
-        "name": "@bazel/tsetse",
-        "disabledRules": tsetse_disabled_rules,
-    }]
-
     return config
 
 # ************ #