diff --git a/thrust/thrust/allocate_unique.h b/thrust/thrust/allocate_unique.h
index 26bc260fdfa..cd52327abe3 100644
--- a/thrust/thrust/allocate_unique.h
+++ b/thrust/thrust/allocate_unique.h
@@ -15,7 +15,6 @@
 #  pragma system_header
 #endif // no system header
 #include <thrust/detail/allocator/allocator_traits.h>
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/memory_algorithms.h>
 #include <thrust/detail/memory_wrapper.h>
 #include <thrust/detail/raw_pointer_cast.h>
diff --git a/thrust/thrust/detail/cpp11_required.h b/thrust/thrust/detail/cpp11_required.h
deleted file mode 100644
index 4248459b91a..00000000000
--- a/thrust/thrust/detail/cpp11_required.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- *  Copyright 2018 NVIDIA Corporation
- *
- *  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.
- */
-
-#pragma once
-
-#include <thrust/detail/config/cpp_dialect.h>
-
-#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
-#  pragma GCC system_header
-#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
-#  pragma clang system_header
-#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
-#  pragma system_header
-#endif // no system header
-
-#ifndef THRUST_CPP11_REQUIRED_NO_ERROR
-#  if _CCCL_STD_VER < 2011
-#    error C++11 is required for this Thrust feature; please upgrade your compiler or pass the appropriate -std=c++XX flag to it.
-#  endif
-#endif
diff --git a/thrust/thrust/detail/dependencies_aware_execution_policy.h b/thrust/thrust/detail/dependencies_aware_execution_policy.h
index d27c80e8490..67ae2825749 100644
--- a/thrust/thrust/detail/dependencies_aware_execution_policy.h
+++ b/thrust/thrust/detail/dependencies_aware_execution_policy.h
@@ -25,7 +25,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/execute_with_dependencies.h>
 
 #include <tuple>
diff --git a/thrust/thrust/detail/execute_with_dependencies.h b/thrust/thrust/detail/execute_with_dependencies.h
index 67ddedf4439..4d9ead51c9b 100644
--- a/thrust/thrust/detail/execute_with_dependencies.h
+++ b/thrust/thrust/detail/execute_with_dependencies.h
@@ -25,7 +25,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/type_deduction.h>
 #include <thrust/type_traits/remove_cvref.h>
 
diff --git a/thrust/thrust/detail/select_system.h b/thrust/thrust/detail/select_system.h
index ca8b488f083..65450582967 100644
--- a/thrust/thrust/detail/select_system.h
+++ b/thrust/thrust/detail/select_system.h
@@ -25,7 +25,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/type_deduction.h>
 #include <thrust/system/detail/generic/select_system.h>
 #include <thrust/type_traits/remove_cvref.h>
diff --git a/thrust/thrust/detail/shuffle.inl b/thrust/thrust/detail/shuffle.inl
index 128498a583b..d016516acbb 100644
--- a/thrust/thrust/detail/shuffle.inl
+++ b/thrust/thrust/detail/shuffle.inl
@@ -25,7 +25,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/iterator/iterator_traits.h>
 #include <thrust/shuffle.h>
 #include <thrust/system/detail/generic/select_system.h>
diff --git a/thrust/thrust/detail/tuple_algorithms.h b/thrust/thrust/detail/tuple_algorithms.h
index ce8f2e00b6a..dfb9daf289a 100644
--- a/thrust/thrust/detail/tuple_algorithms.h
+++ b/thrust/thrust/detail/tuple_algorithms.h
@@ -25,7 +25,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/type_deduction.h>
 #include <thrust/type_traits/integer_sequence.h>
 
diff --git a/thrust/thrust/detail/type_deduction.h b/thrust/thrust/detail/type_deduction.h
index 99cca2d3e1c..08f31630bb5 100644
--- a/thrust/thrust/detail/type_deduction.h
+++ b/thrust/thrust/detail/type_deduction.h
@@ -16,7 +16,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/preprocessor.h>
 
 #include <type_traits>
diff --git a/thrust/thrust/device_make_unique.h b/thrust/thrust/device_make_unique.h
index 09fb915cde6..7712e2a5692 100644
--- a/thrust/thrust/device_make_unique.h
+++ b/thrust/thrust/device_make_unique.h
@@ -30,7 +30,6 @@
 #  pragma system_header
 #endif // no system header
 #include <thrust/allocate_unique.h>
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/type_deduction.h>
 #include <thrust/device_allocator.h>
 #include <thrust/device_new.h>
diff --git a/thrust/thrust/mr/disjoint_sync_pool.h b/thrust/thrust/mr/disjoint_sync_pool.h
index 2a884a1696c..fe18317f2f3 100644
--- a/thrust/thrust/mr/disjoint_sync_pool.h
+++ b/thrust/thrust/mr/disjoint_sync_pool.h
@@ -29,7 +29,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/mr/disjoint_pool.h>
 
 #include <mutex>
diff --git a/thrust/thrust/mr/disjoint_tls_pool.h b/thrust/thrust/mr/disjoint_tls_pool.h
index 4b5f5a34d1b..ad10bea0b58 100644
--- a/thrust/thrust/mr/disjoint_tls_pool.h
+++ b/thrust/thrust/mr/disjoint_tls_pool.h
@@ -29,7 +29,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/mr/disjoint_pool.h>
 
 THRUST_NAMESPACE_BEGIN
diff --git a/thrust/thrust/mr/sync_pool.h b/thrust/thrust/mr/sync_pool.h
index 023fb7b7427..15322d590df 100644
--- a/thrust/thrust/mr/sync_pool.h
+++ b/thrust/thrust/mr/sync_pool.h
@@ -29,7 +29,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/mr/pool.h>
 
 #include <mutex>
diff --git a/thrust/thrust/mr/tls_pool.h b/thrust/thrust/mr/tls_pool.h
index 44f00ff9925..032c7778334 100644
--- a/thrust/thrust/mr/tls_pool.h
+++ b/thrust/thrust/mr/tls_pool.h
@@ -29,7 +29,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/mr/pool.h>
 
 THRUST_NAMESPACE_BEGIN
diff --git a/thrust/thrust/optional.h b/thrust/thrust/optional.h
index 4ee69d8ab85..34ed630a414 100644
--- a/thrust/thrust/optional.h
+++ b/thrust/thrust/optional.h
@@ -23,7 +23,6 @@
 #  pragma system_header
 #endif // no system header
 #include <thrust/addressof.h>
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/type_traits.h>
 #include <thrust/swap.h>
 
diff --git a/thrust/thrust/per_device_resource.h b/thrust/thrust/per_device_resource.h
index 9d70248fe41..76fa1aca0c8 100644
--- a/thrust/thrust/per_device_resource.h
+++ b/thrust/thrust/per_device_resource.h
@@ -25,7 +25,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/execution_policy.h>
 #include <thrust/mr/allocator.h>
 #include <thrust/system/detail/adl/per_device_resource.h>
diff --git a/thrust/thrust/shuffle.h b/thrust/thrust/shuffle.h
index 3b9d4ff99f8..30ec9130f5f 100644
--- a/thrust/thrust/shuffle.h
+++ b/thrust/thrust/shuffle.h
@@ -30,7 +30,6 @@
 #  pragma system_header
 #endif // no system header
 
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/execution_policy.h>
 
 THRUST_NAMESPACE_BEGIN
diff --git a/thrust/thrust/system/cuda/detail/per_device_resource.h b/thrust/thrust/system/cuda/detail/per_device_resource.h
index a50bf7bc35d..0bb09091280 100644
--- a/thrust/thrust/system/cuda/detail/per_device_resource.h
+++ b/thrust/thrust/system/cuda/detail/per_device_resource.h
@@ -36,7 +36,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 
 #if THRUST_DEVICE_COMPILER == THRUST_DEVICE_COMPILER_NVCC
 
diff --git a/thrust/thrust/system/detail/generic/shuffle.h b/thrust/thrust/system/detail/generic/shuffle.h
index 9b4bcc87ea9..2e5830ddb0b 100644
--- a/thrust/thrust/system/detail/generic/shuffle.h
+++ b/thrust/thrust/system/detail/generic/shuffle.h
@@ -30,7 +30,6 @@
 #  pragma system_header
 #endif // no system header
 
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/system/detail/generic/tag.h>
 
 THRUST_NAMESPACE_BEGIN
diff --git a/thrust/thrust/type_traits/integer_sequence.h b/thrust/thrust/type_traits/integer_sequence.h
index 8e9f5a79a52..50e82779812 100644
--- a/thrust/thrust/type_traits/integer_sequence.h
+++ b/thrust/thrust/type_traits/integer_sequence.h
@@ -31,7 +31,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 
 #include <cuda/std/cstdint>
 #include <cuda/std/type_traits>
diff --git a/thrust/thrust/type_traits/logical_metafunctions.h b/thrust/thrust/type_traits/logical_metafunctions.h
index ae6cb59867e..9f034731a81 100644
--- a/thrust/thrust/type_traits/logical_metafunctions.h
+++ b/thrust/thrust/type_traits/logical_metafunctions.h
@@ -33,7 +33,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 
 #include <type_traits>
 
diff --git a/thrust/thrust/zip_function.h b/thrust/thrust/zip_function.h
index f2aa048c4f9..3d407d098f9 100644
--- a/thrust/thrust/zip_function.h
+++ b/thrust/thrust/zip_function.h
@@ -16,7 +16,6 @@
 #elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
 #  pragma system_header
 #endif // no system header
-#include <thrust/detail/cpp11_required.h>
 #include <thrust/detail/modern_gcc_required.h>
 #if !defined(THRUST_LEGACY_GCC)