diff --git a/Help/policy/CMP0057.rst b/Help/policy/CMP0057.rst
index 07bc96969c..4c78568e07 100644
--- a/Help/policy/CMP0057.rst
+++ b/Help/policy/CMP0057.rst
@@ -1,6 +1,9 @@
 CMP0057
 -------
 
+.. |REMOVED_IN_CMAKE_VERSION| replace:: 4.0
+.. include:: REMOVED_PROLOGUE.txt
+
 .. versionadded:: 3.3
 
 Support new :command:`if` IN_LIST operator.
@@ -11,7 +14,5 @@ The ``OLD`` behavior for this policy is to ignore the IN_LIST operator.
 The ``NEW`` behavior is to interpret the IN_LIST operator.
 
 .. |INTRODUCED_IN_CMAKE_VERSION| replace:: 3.3
-.. |WARNS_OR_DOES_NOT_WARN| replace:: warns
-.. include:: STANDARD_ADVICE.txt
-
-.. include:: DEPRECATED.txt
+.. |WARNED_OR_DID_NOT_WARN| replace:: warned
+.. include:: REMOVED_EPILOGUE.txt
diff --git a/Modules/BundleUtilities.cmake b/Modules/BundleUtilities.cmake
index 5307901be4..df5248714d 100644
--- a/Modules/BundleUtilities.cmake
+++ b/Modules/BundleUtilities.cmake
@@ -247,9 +247,6 @@ if(DEFINED CMAKE_GENERATOR)
   endif()
 endif()
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 # The functions defined in this file depend on the get_prerequisites function
 # (and possibly others) found in:
 #
@@ -1127,5 +1124,3 @@ function(verify_app app)
     message(FATAL_ERROR "error: verify_app failed")
   endif()
 endfunction()
-
-cmake_policy(POP)
diff --git a/Modules/CMakeFindBinUtils.cmake b/Modules/CMakeFindBinUtils.cmake
index dc28f128d5..7796321a93 100644
--- a/Modules/CMakeFindBinUtils.cmake
+++ b/Modules/CMakeFindBinUtils.cmake
@@ -20,9 +20,6 @@
 
 # on UNIX, cygwin and mingw
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 # Resolve full path of CMAKE_TOOL from user-defined name and SEARCH_PATH.
 function(__resolve_tool_path CMAKE_TOOL SEARCH_PATH DOCSTRING)
 
@@ -274,5 +271,3 @@ if("x${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_ID}" MATCHES "^xIAR$")
   set(CMAKE_IAR_LINKER "${CMAKE_LINKER}" CACHE FILEPATH "The IAR ILINK linker")
   mark_as_advanced(CMAKE_IAR_LINKER CMAKE_IAR_AR)
 endif()
-
-cmake_policy(POP)
diff --git a/Modules/CMakeIOSInstallCombined.cmake b/Modules/CMakeIOSInstallCombined.cmake
index fbbe65fcd3..925e8a84c0 100644
--- a/Modules/CMakeIOSInstallCombined.cmake
+++ b/Modules/CMakeIOSInstallCombined.cmake
@@ -1,9 +1,6 @@
 # Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
 # file Copyright.txt or https://cmake.org/licensing for details.
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 # Function to print messages of this module
 function(_ios_install_combined_message)
   message(STATUS "[iOS combined] " ${ARGN})
@@ -319,5 +316,3 @@ function(ios_install_combined target destination)
 
   _ios_install_combined_message("Install done: ${destination}")
 endfunction()
-
-cmake_policy(POP)
diff --git a/Modules/CSharpUtilities.cmake b/Modules/CSharpUtilities.cmake
index cd4416905a..44c9df5755 100644
--- a/Modules/CSharpUtilities.cmake
+++ b/Modules/CSharpUtilities.cmake
@@ -186,9 +186,6 @@ Helper functions which are used by the above ones
 
 #]=======================================================================]
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 function(csharp_get_filename_keys OUT)
   set(${OUT} "")
   foreach(f ${ARGN})
@@ -309,5 +306,3 @@ function(csharp_set_xaml_cs_properties)
     endif()
   endforeach()
 endfunction()
-
-cmake_policy(POP)
diff --git a/Modules/Compiler/ARMClang.cmake b/Modules/Compiler/ARMClang.cmake
index 87a41b9a9d..f85da96aa2 100644
--- a/Modules/Compiler/ARMClang.cmake
+++ b/Modules/Compiler/ARMClang.cmake
@@ -12,9 +12,6 @@ set(_ARMClang_CMAKE_LOADED TRUE)
 # Save the CMP0123 setting in a variable used both below and by try_compile.
 cmake_policy(GET CMP0123 CMAKE_ARMClang_CMP0123)
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 set(CMAKE_EXECUTABLE_SUFFIX ".elf")
 
 if (CMAKE_LINKER MATCHES "armlink")
@@ -142,5 +139,3 @@ macro(__compiler_armclang lang)
   set(CMAKE_${lang}_OUTPUT_EXTENSION ".o")
   set(CMAKE_${lang}_OUTPUT_EXTENSION_REPLACE 1)
 endmacro()
-
-cmake_policy(POP)
diff --git a/Modules/Compiler/CrayPrgEnv.cmake b/Modules/Compiler/CrayPrgEnv.cmake
index f6e46acaac..8bdc982205 100644
--- a/Modules/Compiler/CrayPrgEnv.cmake
+++ b/Modules/Compiler/CrayPrgEnv.cmake
@@ -7,9 +7,6 @@ set(__cmake_craype_crayprgenv 1)
 # CrayPrgEnv: loaded when compiling through the Cray compiler wrapper.
 # The compiler wrapper can run on a front-end node or a compute node.
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW)  # if IN_LIST
-
 # One-time setup of the craype environment.  First, check the wrapper config.
 # The wrapper's selection of a compiler (gcc, clang, intel, etc.) and
 # default include/library paths is selected using the "module" command.
@@ -132,5 +129,3 @@ macro(__CrayPrgEnv_setup lang)
   endif()
 
 endmacro()
-
-cmake_policy(POP)
diff --git a/Modules/Compiler/IAR-CXX.cmake b/Modules/Compiler/IAR-CXX.cmake
index 7dd03f35a3..bd74e2baa1 100644
--- a/Modules/Compiler/IAR-CXX.cmake
+++ b/Modules/Compiler/IAR-CXX.cmake
@@ -16,9 +16,6 @@ endif()
 
 # Whenever needed, override this default behavior using CMAKE_IAR_CXX_FLAG in your toolchain file.
 if(NOT CMAKE_IAR_CXX_FLAG)
-  cmake_policy(PUSH)
-  cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
   set(_CMAKE_IAR_MODERNCXX_LIST 14 17)
   if(${CMAKE_CXX_STANDARD_COMPUTED_DEFAULT} IN_LIST _CMAKE_IAR_MODERNCXX_LIST OR
      ("${CMAKE_CXX_COMPILER_ARCHITECTURE_ID}" STREQUAL "ARM" AND ${CMAKE_CXX_STANDARD_COMPUTED_DEFAULT} EQUAL 98))
@@ -27,8 +24,6 @@ if(NOT CMAKE_IAR_CXX_FLAG)
     set(CMAKE_IAR_CXX_FLAG --eec++)
   endif()
   unset(_CMAKE_IAR_MODERNCXX_LIST)
-
-  cmake_policy(POP)
 endif()
 
 set(CMAKE_CXX_STANDARD_COMPILE_OPTION "")
diff --git a/Modules/ExternalProject.cmake b/Modules/ExternalProject.cmake
index 2528f44f14..e2d26ca91d 100644
--- a/Modules/ExternalProject.cmake
+++ b/Modules/ExternalProject.cmake
@@ -1300,9 +1300,6 @@ The custom step could then be triggered from the main build like so::
 
 include(${CMAKE_CURRENT_LIST_DIR}/ExternalProject/shared_internal_commands.cmake)
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if() supports IN_LIST
-
 define_property(DIRECTORY PROPERTY "EP_BASE" INHERITED)
 define_property(DIRECTORY PROPERTY "EP_PREFIX" INHERITED)
 define_property(DIRECTORY PROPERTY "EP_STEP_TARGETS" INHERITED)
@@ -3088,5 +3085,3 @@ function(ExternalProject_Add name)
   #
   _ep_add_test_command(${name})
 endfunction()
-
-cmake_policy(POP)
diff --git a/Modules/FindBoost.cmake b/Modules/FindBoost.cmake
index 39ddfbed7f..d6647d0d5a 100644
--- a/Modules/FindBoost.cmake
+++ b/Modules/FindBoost.cmake
@@ -400,7 +400,6 @@ include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
 
 # Save project's policies
 cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
 cmake_policy(SET CMP0102 NEW) # if mark_as_advanced(non_cache_var)
 cmake_policy(SET CMP0159 NEW) # file(STRINGS) with REGEX updates CMAKE_MATCH_<n>
 
diff --git a/Modules/FindDoxygen.cmake b/Modules/FindDoxygen.cmake
index 5d8ac2ae4d..7b882d7f84 100644
--- a/Modules/FindDoxygen.cmake
+++ b/Modules/FindDoxygen.cmake
@@ -400,9 +400,6 @@ Deprecated Hint Variables
 
 #]=======================================================================]
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 # For backwards compatibility support
 if(Doxygen_FIND_QUIETLY)
     set(DOXYGEN_FIND_QUIETLY TRUE)
@@ -1215,5 +1212,3 @@ doxygen_add_docs() for target ${targetName}")
     endif()
 
 endfunction()
-
-cmake_policy(POP)
diff --git a/Modules/FindHDF5.cmake b/Modules/FindHDF5.cmake
index 242d36fd0a..c74a6b6bad 100644
--- a/Modules/FindHDF5.cmake
+++ b/Modules/FindHDF5.cmake
@@ -481,15 +481,12 @@ function(_HDF5_select_imported_config target imported_conf)
             message(STATUS "Start search through imported configurations in the following order: ${_preferred_confs}")
         endif()
         # Now find the first of these that is present in imported_conf
-        cmake_policy(PUSH)
-        cmake_policy(SET CMP0057 NEW) # support IN_LISTS
         foreach (_conf IN LISTS _preferred_confs)
             if (${_conf} IN_LIST _imported_conf)
                set(_imported_conf ${_conf})
                break()
             endif()
         endforeach()
-        cmake_policy(POP)
     endif()
     if(HDF5_FIND_DEBUG)
         message(STATUS "Selected imported configuration: ${_imported_conf}")
diff --git a/Modules/FindJNI.cmake b/Modules/FindJNI.cmake
index e807750ea4..ac3af76827 100644
--- a/Modules/FindJNI.cmake
+++ b/Modules/FindJNI.cmake
@@ -98,9 +98,6 @@ The following cache variables are also available to set or use:
   The include path to ``jawt.h``.
 #]=======================================================================]
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW)
-
 include(CheckSourceCompiles)
 include(CMakePushCheckState)
 include(FindPackageHandleStandardArgs)
@@ -692,5 +689,3 @@ if(JNI_FOUND)
     unset(_JNI_JVM_TYPE)
   endif()
 endif()
-
-cmake_policy(POP)
diff --git a/Modules/FindMPI.cmake b/Modules/FindMPI.cmake
index a3cdf89396..b6ef962ce9 100644
--- a/Modules/FindMPI.cmake
+++ b/Modules/FindMPI.cmake
@@ -264,7 +264,6 @@ Additionally, the following variables are deprecated:
 #]=======================================================================]
 
 cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
 cmake_policy(SET CMP0159 NEW) # file(STRINGS) with REGEX updates CMAKE_MATCH_<n>
 
 include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
diff --git a/Modules/FindMatlab.cmake b/Modules/FindMatlab.cmake
index 15a0cbe7ca..55f8cbbd46 100644
--- a/Modules/FindMatlab.cmake
+++ b/Modules/FindMatlab.cmake
@@ -299,7 +299,6 @@ Reference
 #]=======================================================================]
 
 cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
 cmake_policy(SET CMP0159 NEW) # file(STRINGS) with REGEX updates CMAKE_MATCH_<n>
 
 set(_FindMatlab_SELF_DIR "${CMAKE_CURRENT_LIST_DIR}")
diff --git a/Modules/FindOpenMP.cmake b/Modules/FindOpenMP.cmake
index 7664a707ef..cbbf09d7dd 100644
--- a/Modules/FindOpenMP.cmake
+++ b/Modules/FindOpenMP.cmake
@@ -111,7 +111,6 @@ to know what include directories are needed.
 #]=======================================================================]
 
 cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
 cmake_policy(SET CMP0159 NEW) # file(STRINGS) with REGEX updates CMAKE_MATCH_<n>
 
 function(_OPENMP_FLAG_CANDIDATES LANG)
diff --git a/Modules/FindPackageHandleStandardArgs.cmake b/Modules/FindPackageHandleStandardArgs.cmake
index 0b7325d2ea..a6fb37b460 100644
--- a/Modules/FindPackageHandleStandardArgs.cmake
+++ b/Modules/FindPackageHandleStandardArgs.cmake
@@ -214,11 +214,6 @@ Example for the usage:
 include(${CMAKE_CURRENT_LIST_DIR}/FindPackageMessage.cmake)
 
 
-cmake_policy(PUSH)
-# IN_LIST operator
-cmake_policy(SET CMP0057 NEW)
-
-
 # internal helper macro
 macro(_FPHSA_FAILURE_MESSAGE _msg)
   set(__msg "${_msg}")
@@ -602,6 +597,3 @@ function(FIND_PACKAGE_HANDLE_STANDARD_ARGS _NAME _FIRST_ARG)
   set(${_NAME}_FOUND ${${_NAME}_FOUND} PARENT_SCOPE)
   set(${_NAME_UPPER}_FOUND ${${_NAME}_FOUND} PARENT_SCOPE)
 endfunction()
-
-
-cmake_policy(POP)
diff --git a/Modules/FindPkgConfig.cmake b/Modules/FindPkgConfig.cmake
index e525b3626c..acbab8d5bb 100644
--- a/Modules/FindPkgConfig.cmake
+++ b/Modules/FindPkgConfig.cmake
@@ -33,9 +33,6 @@ for how these variables are initialized.
 
 #]========================================]
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 ### Common stuff ####
 set(PKG_CONFIG_VERSION 1)
 
@@ -1046,5 +1043,3 @@ Variables Affecting Behavior
 ### Local Variables:
 ### mode: cmake
 ### End:
-
-cmake_policy(POP)
diff --git a/Modules/FindPostgreSQL.cmake b/Modules/FindPostgreSQL.cmake
index 229f364ad0..4131a4ef89 100644
--- a/Modules/FindPostgreSQL.cmake
+++ b/Modules/FindPostgreSQL.cmake
@@ -92,7 +92,6 @@ is set regardless of the presence of the ``Server`` component in find_package ca
 # ----------------------------------------------------------------------------
 
 cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
 cmake_policy(SET CMP0159 NEW) # file(STRINGS) with REGEX updates CMAKE_MATCH_<n>
 
 set(PostgreSQL_INCLUDE_PATH_DESCRIPTION "top-level directory containing the PostgreSQL include directories. E.g /usr/local/include/PostgreSQL/8.4 or C:/Program Files/PostgreSQL/8.4/include")
diff --git a/Modules/FindPython/Support.cmake b/Modules/FindPython/Support.cmake
index c64731575a..9f6df8052d 100644
--- a/Modules/FindPython/Support.cmake
+++ b/Modules/FindPython/Support.cmake
@@ -10,8 +10,6 @@
 #
 
 cmake_policy(PUSH)
-# IN_LIST operator
-cmake_policy (SET CMP0057 NEW)
 # foreach loop variable scope
 cmake_policy (SET CMP0124 NEW)
 # registry view behavior
diff --git a/Modules/FindTIFF.cmake b/Modules/FindTIFF.cmake
index 27beaa02e2..e541e776f3 100644
--- a/Modules/FindTIFF.cmake
+++ b/Modules/FindTIFF.cmake
@@ -66,7 +66,6 @@ The following cache variables may also be set:
 #]=======================================================================]
 
 cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
 cmake_policy(SET CMP0159 NEW) # file(STRINGS) with REGEX updates CMAKE_MATCH_<n>
 
 set(_TIFF_args)
diff --git a/Modules/FindVulkan.cmake b/Modules/FindVulkan.cmake
index 226211919e..c3ba2db9b9 100644
--- a/Modules/FindVulkan.cmake
+++ b/Modules/FindVulkan.cmake
@@ -220,7 +220,6 @@ environment.
 #]=======================================================================]
 
 cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW)
 cmake_policy(SET CMP0159 NEW) # file(STRINGS) with REGEX updates CMAKE_MATCH_<n>
 
 # Provide compatibility with a common invalid component request that
diff --git a/Modules/FindwxWidgets.cmake b/Modules/FindwxWidgets.cmake
index 88aaf96207..277d5ffccb 100644
--- a/Modules/FindwxWidgets.cmake
+++ b/Modules/FindwxWidgets.cmake
@@ -188,9 +188,6 @@ macro(DBG_MSG_V _MSG)
 #    "${CMAKE_CURRENT_LIST_FILE}(${CMAKE_CURRENT_LIST_LINE}): ${_MSG}")
 endmacro()
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 # Clear return values in case the module is loaded more than once.
 set(wxWidgets_FOUND FALSE)
 set(wxWidgets_INCLUDE_DIRS "")
@@ -1241,5 +1238,3 @@ function(WXWIDGETS_ADD_RESOURCES _outfiles)
 
   set(${_outfiles} ${${_outfiles}} PARENT_SCOPE)
 endfunction()
-
-cmake_policy(POP)
diff --git a/Modules/GetPrerequisites.cmake b/Modules/GetPrerequisites.cmake
index 8e43f33e41..e866512564 100644
--- a/Modules/GetPrerequisites.cmake
+++ b/Modules/GetPrerequisites.cmake
@@ -174,9 +174,6 @@ Possible types are:
    other
 #]=======================================================================]
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 function(gp_append_unique list_var value)
   if(NOT value IN_LIST ${list_var})
     set(${list_var} ${${list_var}} "${value}" PARENT_SCOPE)
@@ -1046,5 +1043,3 @@ function(list_prerequisites_by_glob glob_arg glob_exp)
     endif()
   endforeach()
 endfunction()
-
-cmake_policy(POP)
diff --git a/Modules/Internal/CPack/CPackDeb.cmake b/Modules/Internal/CPack/CPackDeb.cmake
index e98ed175ea..832a69008e 100644
--- a/Modules/Internal/CPack/CPackDeb.cmake
+++ b/Modules/Internal/CPack/CPackDeb.cmake
@@ -10,9 +10,6 @@ if(CMAKE_BINARY_DIR)
   message(FATAL_ERROR "CPackDeb.cmake may only be used by CPack internally.")
 endif()
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 function(cpack_deb_variable_fallback OUTPUT_VAR_NAME)
   set(FALLBACK_VAR_NAMES ${ARGN})
 
@@ -886,5 +883,3 @@ function(cpack_deb_prepare_package_vars)
 endfunction()
 
 cpack_deb_prepare_package_vars()
-
-cmake_policy(POP)
diff --git a/Modules/Internal/CPack/CPackRPM.cmake b/Modules/Internal/CPack/CPackRPM.cmake
index c39eb471d7..5ac5336a69 100644
--- a/Modules/Internal/CPack/CPackRPM.cmake
+++ b/Modules/Internal/CPack/CPackRPM.cmake
@@ -3,9 +3,6 @@
 
 # Author: Eric Noulard with the help of Alexander Neundorf.
 
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
-
 function(set_spec_script_if_enabled TYPE PACKAGE_NAME VAR)
   if(NOT "${VAR}" STREQUAL "" AND NOT "${VAR}" STREQUAL "\n")
     if(PACKAGE_NAME)
@@ -1999,5 +1996,3 @@ mv %_topdir/tmpBBroot $RPM_BUILD_ROOT
 endfunction()
 
 cpack_rpm_generate_package()
-
-cmake_policy(POP)
diff --git a/Modules/Internal/CheckSourceCompiles.cmake b/Modules/Internal/CheckSourceCompiles.cmake
index e1dcfb71c6..a92ddbba1a 100644
--- a/Modules/Internal/CheckSourceCompiles.cmake
+++ b/Modules/Internal/CheckSourceCompiles.cmake
@@ -3,9 +3,6 @@
 
 include_guard(GLOBAL)
 
-block(SCOPE_FOR POLICIES)
-cmake_policy(SET CMP0057 NEW) # if() supports IN_LIST
-
 function(CMAKE_CHECK_SOURCE_COMPILES _lang _source _var)
   if(NOT DEFINED "${_var}")
     set(_lang_filename "src")
@@ -138,5 +135,3 @@ function(CMAKE_CHECK_SOURCE_COMPILES _lang _source _var)
     endif()
   endif()
 endfunction()
-
-endblock()
diff --git a/Modules/Internal/CheckSourceRuns.cmake b/Modules/Internal/CheckSourceRuns.cmake
index d73db5c6fa..8bdd79264f 100644
--- a/Modules/Internal/CheckSourceRuns.cmake
+++ b/Modules/Internal/CheckSourceRuns.cmake
@@ -3,9 +3,6 @@
 
 include_guard(GLOBAL)
 
-block(SCOPE_FOR POLICIES)
-cmake_policy(SET CMP0057 NEW) # if() supports IN_LIST
-
 function(CMAKE_CHECK_SOURCE_RUNS _lang _source _var)
   if(NOT DEFINED "${_var}")
 
@@ -130,5 +127,3 @@ function(CMAKE_CHECK_SOURCE_RUNS _lang _source _var)
     endif()
   endif()
 endfunction()
-
-endblock()
diff --git a/Modules/Platform/Android-Determine.cmake b/Modules/Platform/Android-Determine.cmake
index bab604298d..23c8a18646 100644
--- a/Modules/Platform/Android-Determine.cmake
+++ b/Modules/Platform/Android-Determine.cmake
@@ -31,7 +31,6 @@ if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Android")
 endif()
 
 cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW) # if IN_LIST
 cmake_policy(SET CMP0159 NEW) # file(STRINGS) with REGEX updates CMAKE_MATCH_<n>
 
 # If using Android tools for Visual Studio, compile a sample project to get the
diff --git a/Modules/UseSWIG.cmake b/Modules/UseSWIG.cmake
index d6510f30b3..b9753e5898 100644
--- a/Modules/UseSWIG.cmake
+++ b/Modules/UseSWIG.cmake
@@ -394,8 +394,6 @@ Deprecated Commands
 #]=======================================================================]
 
 cmake_policy(PUSH)
-# IN_LIST operator
-cmake_policy (SET CMP0057 NEW)
 # Ninja generator normalizes custom command depfile paths
 cmake_policy (SET CMP0116 NEW)
 
diff --git a/Source/cmConditionEvaluator.cxx b/Source/cmConditionEvaluator.cxx
index 15b327c6e4..555aeedb82 100644
--- a/Source/cmConditionEvaluator.cxx
+++ b/Source/cmConditionEvaluator.cxx
@@ -218,7 +218,6 @@ cmConditionEvaluator::cmConditionEvaluator(cmMakefile& makefile,
                                            cmListFileBacktrace bt)
   : Makefile(makefile)
   , Backtrace(std::move(bt))
-  , Policy57Status(makefile.GetPolicyStatus(cmPolicies::CMP0057))
   , Policy64Status(makefile.GetPolicyStatus(cmPolicies::CMP0064))
   , Policy139Status(makefile.GetPolicyStatus(cmPolicies::CMP0139))
 {
@@ -665,29 +664,12 @@ bool cmConditionEvaluator::HandleLevel2(cmArgumentList& newArgs,
     }
 
     else if (this->IsKeyword(keyIN_LIST, *args.next)) {
+      cmValue lhs = this->GetVariableOrString(*args.current);
+      cmValue rhs = this->Makefile.GetDefinition(args.nextnext->GetValue());
 
-      if (this->Policy57Status != cmPolicies::OLD &&
-          this->Policy57Status != cmPolicies::WARN) {
-
-        cmValue lhs = this->GetVariableOrString(*args.current);
-        cmValue rhs = this->Makefile.GetDefinition(args.nextnext->GetValue());
-
-        newArgs.ReduceTwoArgs(
-          rhs &&
-            cm::contains(cmList{ *rhs, cmList::EmptyElements::Yes }, *lhs),
-          args);
-      }
-
-      else if (this->Policy57Status == cmPolicies::WARN) {
-        std::ostringstream e;
-        e << cmPolicies::GetPolicyWarning(cmPolicies::CMP0057)
-          << "\n"
-             "IN_LIST will be interpreted as an operator "
-             "when the policy is set to NEW.  "
-             "Since the policy is not set the OLD behavior will be used.";
-
-        this->Makefile.IssueMessage(MessageType::AUTHOR_WARNING, e.str());
-      }
+      newArgs.ReduceTwoArgs(
+        rhs && cm::contains(cmList{ *rhs, cmList::EmptyElements::Yes }, *lhs),
+        args);
     }
 
     else if (this->IsKeyword(keyPATH_EQUAL, *args.next)) {
diff --git a/Source/cmConditionEvaluator.h b/Source/cmConditionEvaluator.h
index 1990f5fca3..bd1edc5930 100644
--- a/Source/cmConditionEvaluator.h
+++ b/Source/cmConditionEvaluator.h
@@ -66,7 +66,6 @@ private:
 
   cmMakefile& Makefile;
   cmListFileBacktrace Backtrace;
-  cmPolicies::PolicyStatus Policy57Status;
   cmPolicies::PolicyStatus Policy64Status;
   cmPolicies::PolicyStatus Policy139Status;
 };
diff --git a/Source/cmPolicies.h b/Source/cmPolicies.h
index 8540598864..bea5a5a2dd 100644
--- a/Source/cmPolicies.h
+++ b/Source/cmPolicies.h
@@ -168,8 +168,7 @@ class cmMakefile;
   SELECT(POLICY, CMP0056,                                                     \
          "Honor link flags in try_compile() source-file signature.", 3, 2, 0, \
          NEW)                                                                 \
-  SELECT(POLICY, CMP0057, "Support new IN_LIST if() operator.", 3, 3, 0,      \
-         WARN)                                                                \
+  SELECT(POLICY, CMP0057, "Support new IN_LIST if() operator.", 3, 3, 0, NEW) \
   SELECT(POLICY, CMP0058,                                                     \
          "Ninja requires custom command byproducts to be explicit.", 3, 3, 0, \
          WARN)                                                                \
diff --git a/Tests/CompileFeatures/CMakeLists.txt b/Tests/CompileFeatures/CMakeLists.txt
index 29174e5b92..5bbefe49d6 100644
--- a/Tests/CompileFeatures/CMakeLists.txt
+++ b/Tests/CompileFeatures/CMakeLists.txt
@@ -1,6 +1,5 @@
 
 cmake_minimum_required(VERSION 3.10)
-cmake_policy(SET CMP0057 NEW)
 
 project(CompileFeatures)
 
diff --git a/Tests/RunCMake/AppleTextStubs/LibraryWithVersions.cmake b/Tests/RunCMake/AppleTextStubs/LibraryWithVersions.cmake
index 110a61cda7..5f86f90788 100644
--- a/Tests/RunCMake/AppleTextStubs/LibraryWithVersions.cmake
+++ b/Tests/RunCMake/AppleTextStubs/LibraryWithVersions.cmake
@@ -25,8 +25,6 @@ set (GENERATE_CONTENT "if (\"${CMAKE_TAPI}\")
 endif()\n\n")
 
 string (APPEND GENERATE_CONTENT [[
-cmake_policy (SET CMP0057 NEW)
-
 macro (CHECK_FILE test_msg path)
   if (NOT EXISTS "${path}")
     string (APPEND RunCMake_TEST_FAILED "${test_msg}: \"${path}\" not found\n")
diff --git a/Tests/RunCMake/CMP0057/CMP0057-NEW.cmake b/Tests/RunCMake/CMP0057/CMP0057-NEW.cmake
index ebd7ba580e..5689868f0f 100644
--- a/Tests/RunCMake/CMP0057/CMP0057-NEW.cmake
+++ b/Tests/RunCMake/CMP0057/CMP0057-NEW.cmake
@@ -1,5 +1,3 @@
-cmake_policy(SET CMP0057 NEW)
-
 set(MY_NON_EXISTENT_LIST)
 
 set(MY_EMPTY_LIST "")
diff --git a/Tests/RunCMake/CMP0057/CMP0057-OLD-result.txt b/Tests/RunCMake/CMP0057/CMP0057-OLD-result.txt
deleted file mode 100644
index d00491fd7e..0000000000
--- a/Tests/RunCMake/CMP0057/CMP0057-OLD-result.txt
+++ /dev/null
@@ -1 +0,0 @@
-1
diff --git a/Tests/RunCMake/CMP0057/CMP0057-OLD-stderr.txt b/Tests/RunCMake/CMP0057/CMP0057-OLD-stderr.txt
deleted file mode 100644
index f3fad8da96..0000000000
--- a/Tests/RunCMake/CMP0057/CMP0057-OLD-stderr.txt
+++ /dev/null
@@ -1,8 +0,0 @@
-CMake Error at CMP0057-OLD.cmake:5 \(if\):
-  if given arguments:
-
-    "foo" "IN_LIST" "MY_LIST"
-
-  Unknown arguments specified
-Call Stack \(most recent call first\):
-  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/CMP0057/CMP0057-OLD.cmake b/Tests/RunCMake/CMP0057/CMP0057-OLD.cmake
deleted file mode 100644
index cf9ec890bf..0000000000
--- a/Tests/RunCMake/CMP0057/CMP0057-OLD.cmake
+++ /dev/null
@@ -1,7 +0,0 @@
-cmake_policy(SET CMP0057 OLD)
-
-set(MY_LIST foo bar)
-
-if("foo" IN_LIST MY_LIST)
-  message("foo is in MY_LIST")
-endif()
diff --git a/Tests/RunCMake/CMP0057/CMP0057-WARN-result.txt b/Tests/RunCMake/CMP0057/CMP0057-WARN-result.txt
deleted file mode 100644
index d00491fd7e..0000000000
--- a/Tests/RunCMake/CMP0057/CMP0057-WARN-result.txt
+++ /dev/null
@@ -1 +0,0 @@
-1
diff --git a/Tests/RunCMake/CMP0057/CMP0057-WARN-stderr.txt b/Tests/RunCMake/CMP0057/CMP0057-WARN-stderr.txt
deleted file mode 100644
index b1c9b63b42..0000000000
--- a/Tests/RunCMake/CMP0057/CMP0057-WARN-stderr.txt
+++ /dev/null
@@ -1,19 +0,0 @@
-CMake Warning \(dev\) at CMP0057-WARN.cmake:3 \(if\):
-  Policy CMP0057 is not set: Support new IN_LIST if\(\) operator.  Run "cmake
-  --help-policy CMP0057" for policy details.  Use the cmake_policy command to
-  set the policy and suppress this warning.
-
-  IN_LIST will be interpreted as an operator when the policy is set to NEW.
-  Since the policy is not set the OLD behavior will be used.
-Call Stack \(most recent call first\):
-  CMakeLists.txt:3 \(include\)
-This warning is for project developers.  Use -Wno-dev to suppress it.
-
-CMake Error at CMP0057-WARN.cmake:3 \(if\):
-  if given arguments:
-
-    "foo" "IN_LIST" "MY_LIST"
-
-  Unknown arguments specified
-Call Stack \(most recent call first\):
-  CMakeLists.txt:3 \(include\)
diff --git a/Tests/RunCMake/CMP0057/CMP0057-WARN.cmake b/Tests/RunCMake/CMP0057/CMP0057-WARN.cmake
deleted file mode 100644
index 45f53a52cf..0000000000
--- a/Tests/RunCMake/CMP0057/CMP0057-WARN.cmake
+++ /dev/null
@@ -1,5 +0,0 @@
-set(MY_LIST foo bar)
-
-if("foo" IN_LIST MY_LIST)
-  message("foo is in MY_LIST")
-endif()
diff --git a/Tests/RunCMake/CMP0057/CMakeLists.txt b/Tests/RunCMake/CMP0057/CMakeLists.txt
index 18dfd2686f..bf2ef1506e 100644
--- a/Tests/RunCMake/CMP0057/CMakeLists.txt
+++ b/Tests/RunCMake/CMP0057/CMakeLists.txt
@@ -1,3 +1,3 @@
-cmake_minimum_required(VERSION 3.2)
+cmake_minimum_required(VERSION 3.10)
 project(${RunCMake_TEST} NONE)
 include(${RunCMake_TEST}.cmake)
diff --git a/Tests/RunCMake/CMP0057/RunCMakeTest.cmake b/Tests/RunCMake/CMP0057/RunCMakeTest.cmake
index 76eaca6e7f..979158701a 100644
--- a/Tests/RunCMake/CMP0057/RunCMakeTest.cmake
+++ b/Tests/RunCMake/CMP0057/RunCMakeTest.cmake
@@ -1,6 +1,3 @@
 include(RunCMake)
-set(RunCMake_IGNORE_POLICY_VERSION_DEPRECATION ON)
 
-run_cmake(CMP0057-OLD)
-run_cmake(CMP0057-WARN)
 run_cmake(CMP0057-NEW)
diff --git a/Tests/RunCMake/CPack/CPackTestHelpers.cmake b/Tests/RunCMake/CPack/CPackTestHelpers.cmake
index 3ec4c691e0..5d60aacdc6 100644
--- a/Tests/RunCMake/CPack/CPackTestHelpers.cmake
+++ b/Tests/RunCMake/CPack/CPackTestHelpers.cmake
@@ -1,5 +1,3 @@
-cmake_policy(SET CMP0057 NEW)
-
 function(run_cpack_test_common_ TEST_NAME types build SUBTEST_SUFFIX source PACKAGING_TYPE package_target)
   if(TEST_TYPE IN_LIST types)
     string(REGEX MATCH "^[^.]*" GENERATOR_TYPE "${TEST_TYPE}")
diff --git a/Tests/RunCMake/CXXModules/RunCMakeTest.cmake b/Tests/RunCMake/CXXModules/RunCMakeTest.cmake
index 47475d36f1..8ed2f97f20 100644
--- a/Tests/RunCMake/CXXModules/RunCMakeTest.cmake
+++ b/Tests/RunCMake/CXXModules/RunCMakeTest.cmake
@@ -1,8 +1,5 @@
 include(RunCMake)
 
-# For `if (IN_LIST)`
-cmake_policy(SET CMP0057 NEW)
-
 run_cmake(Inspect)
 include("${RunCMake_BINARY_DIR}/Inspect-build/info.cmake")
 
diff --git a/Tests/RunCMake/CXXModules/check-json.cmake b/Tests/RunCMake/CXXModules/check-json.cmake
index ec15f14765..09edc33e5b 100644
--- a/Tests/RunCMake/CXXModules/check-json.cmake
+++ b/Tests/RunCMake/CXXModules/check-json.cmake
@@ -1,6 +1,3 @@
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW)
-
 function (json_placeholders in out)
   string(REPLACE "<CONFIG>" "${CXXModules_config}" in "${in}")
   string(TOLOWER "${CXXModules_config}" config_lower)
@@ -228,5 +225,3 @@ function (check_json actual expect)
 
   set(RunCMake_TEST_FAILED "${RunCMake_TEST_FAILED}" PARENT_SCOPE)
 endfunction ()
-
-cmake_policy(POP)
diff --git a/Tests/RunCMake/CXXModules/examples/build-database-check.cmake b/Tests/RunCMake/CXXModules/examples/build-database-check.cmake
index 734b5809f8..c09aceaecd 100644
--- a/Tests/RunCMake/CXXModules/examples/build-database-check.cmake
+++ b/Tests/RunCMake/CXXModules/examples/build-database-check.cmake
@@ -1,6 +1,3 @@
-cmake_policy(PUSH)
-cmake_policy(SET CMP0057 NEW)
-
 include("${CMAKE_CURRENT_LIST_DIR}/../check-json.cmake")
 
 function (check_build_database expect_basename fname component)
@@ -77,5 +74,3 @@ function (check_build_database expect_basename fname component)
 
   set(RunCMake_TEST_FAILED "${RunCMake_TEST_FAILED}" PARENT_SCOPE)
 endfunction ()
-
-cmake_policy(POP)
diff --git a/Tests/RunCMake/CompileFeatures/RunCMakeTest.cmake b/Tests/RunCMake/CompileFeatures/RunCMakeTest.cmake
index 487284ba75..508662e2b0 100644
--- a/Tests/RunCMake/CompileFeatures/RunCMakeTest.cmake
+++ b/Tests/RunCMake/CompileFeatures/RunCMakeTest.cmake
@@ -1,4 +1,3 @@
-cmake_policy(SET CMP0057 NEW)
 include(RunCMake)
 
 run_cmake(NotAFeature)
diff --git a/Tests/RunCMake/GenEx-TARGET_IMPORT_FILE/RunCMakeTest.cmake b/Tests/RunCMake/GenEx-TARGET_IMPORT_FILE/RunCMakeTest.cmake
index 04ff640942..5a272418c3 100644
--- a/Tests/RunCMake/GenEx-TARGET_IMPORT_FILE/RunCMakeTest.cmake
+++ b/Tests/RunCMake/GenEx-TARGET_IMPORT_FILE/RunCMakeTest.cmake
@@ -1,7 +1,5 @@
 include(RunCMake)
 
-cmake_policy(SET CMP0057 NEW)
-
 function(run_cmake_with_config test)
   if (NOT RunCMake_GENERATOR_IS_MULTI_CONFIG)
     set(RunCMake_TEST_OPTIONS -DCMAKE_BUILD_TYPE=Release)
diff --git a/Tests/RunCMake/PrecompileHeaders/RunCMakeTest.cmake b/Tests/RunCMake/PrecompileHeaders/RunCMakeTest.cmake
index c8a5c154c7..139d58673c 100644
--- a/Tests/RunCMake/PrecompileHeaders/RunCMakeTest.cmake
+++ b/Tests/RunCMake/PrecompileHeaders/RunCMakeTest.cmake
@@ -1,4 +1,3 @@
-cmake_policy(SET CMP0057 NEW)
 include(RunCMake)
 
 function(run_test name)
diff --git a/Tests/RunCMake/VS10Project/RunCMakeTest.cmake b/Tests/RunCMake/VS10Project/RunCMakeTest.cmake
index 117b0cd292..37f780c786 100644
--- a/Tests/RunCMake/VS10Project/RunCMakeTest.cmake
+++ b/Tests/RunCMake/VS10Project/RunCMakeTest.cmake
@@ -1,5 +1,3 @@
-cmake_policy(SET CMP0057 NEW)
-
 include(RunCMake)
 
 if(CMAKE_C_COMPILER_ID STREQUAL "MSVC" AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 19.27)
diff --git a/Tests/RunCMake/find_package/CMP0074-common.cmake b/Tests/RunCMake/find_package/CMP0074-common.cmake
index bfacd82c4a..80410d1c9c 100644
--- a/Tests/RunCMake/find_package/CMP0074-common.cmake
+++ b/Tests/RunCMake/find_package/CMP0074-common.cmake
@@ -1,5 +1,4 @@
 # (includer selects CMP0074)
-cmake_policy(SET CMP0057 NEW)
 list(INSERT CMAKE_MODULE_PATH 0 ${CMAKE_CURRENT_SOURCE_DIR}/PackageRoot)
 set(PackageRoot_BASE ${CMAKE_CURRENT_SOURCE_DIR}/PackageRoot)
 
diff --git a/Tests/RunCMake/find_package/PackageRoot.cmake b/Tests/RunCMake/find_package/PackageRoot.cmake
index aa12e9b5f2..0ce172b65e 100644
--- a/Tests/RunCMake/find_package/PackageRoot.cmake
+++ b/Tests/RunCMake/find_package/PackageRoot.cmake
@@ -1,4 +1,3 @@
-cmake_policy(SET CMP0057 NEW)
 cmake_policy(SET CMP0074 NEW)
 list(INSERT CMAKE_MODULE_PATH 0 ${CMAKE_CURRENT_SOURCE_DIR}/PackageRoot)
 set(PackageRoot_BASE ${CMAKE_CURRENT_SOURCE_DIR}/PackageRoot)
diff --git a/Tests/RunCMake/find_package/PackageRootNestedConfig.cmake b/Tests/RunCMake/find_package/PackageRootNestedConfig.cmake
index 1ef32cbbaa..cc784ae766 100644
--- a/Tests/RunCMake/find_package/PackageRootNestedConfig.cmake
+++ b/Tests/RunCMake/find_package/PackageRootNestedConfig.cmake
@@ -1,4 +1,3 @@
-cmake_policy(SET CMP0057 NEW)
 cmake_policy(SET CMP0074 NEW)
 list(INSERT CMAKE_MODULE_PATH 0 ${CMAKE_CURRENT_SOURCE_DIR}/PackageRoot)
 set(PackageRoot_BASE ${CMAKE_CURRENT_SOURCE_DIR}/PackageRoot)
diff --git a/Tests/RunCMake/find_package/PackageRootNestedModule.cmake b/Tests/RunCMake/find_package/PackageRootNestedModule.cmake
index 017834cd34..82e71a3865 100644
--- a/Tests/RunCMake/find_package/PackageRootNestedModule.cmake
+++ b/Tests/RunCMake/find_package/PackageRootNestedModule.cmake
@@ -1,4 +1,3 @@
-cmake_policy(SET CMP0057 NEW)
 cmake_policy(SET CMP0074 NEW)
 list(INSERT CMAKE_MODULE_PATH 0 ${CMAKE_CURRENT_SOURCE_DIR}/PackageRoot)
 set(PackageRoot_BASE ${CMAKE_CURRENT_SOURCE_DIR}/PackageRoot)
diff --git a/Tests/RunCMake/project/LanguagesDuplicate.cmake b/Tests/RunCMake/project/LanguagesDuplicate.cmake
index 97a79d0823..e1f6c9514d 100644
--- a/Tests/RunCMake/project/LanguagesDuplicate.cmake
+++ b/Tests/RunCMake/project/LanguagesDuplicate.cmake
@@ -1,5 +1,3 @@
-cmake_policy(SET CMP0057 NEW)
-
 project(ProjectA C C C)
 project(ProjectB C C CXX CXX)