diff --git a/cpp/libmps_parser/tests/CMakeLists.txt b/cpp/libmps_parser/tests/CMakeLists.txt
index 2d86a1da18..7de1739fac 100644
--- a/cpp/libmps_parser/tests/CMakeLists.txt
+++ b/cpp/libmps_parser/tests/CMakeLists.txt
@@ -53,4 +53,5 @@ endfunction()
  ConfigureTest(MPS_PARSER_TEST
      mps_parser_test.cpp
  )
+ set_tests_properties(MPS_PARSER_TEST PROPERTIES LABELS "numopt")
 ###################################################################################################
diff --git a/cpp/tests/CMakeLists.txt b/cpp/tests/CMakeLists.txt
index a73a3361ce..4e225270b1 100644
--- a/cpp/tests/CMakeLists.txt
+++ b/cpp/tests/CMakeLists.txt
@@ -1,4 +1,4 @@
-# cmake-format: off
+# cmake-format: off
 # SPDX-FileCopyrightText: Copyright (c) 2021-2026, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: Apache-2.0
 # cmake-format: on
@@ -34,8 +34,12 @@ endif()
 set(CUOPT_TEST_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 
 # ################################################################ ------------------------------------------------------------------
+# ConfigureTest(NAME source1.cu source2.cu [LABELS label1 label2 ...])
+#
+# LABELS sets CTest labels for selective local test execution via `ctest -L <label>`.
 function(ConfigureTest CMAKE_TEST_NAME)
-    add_executable(${CMAKE_TEST_NAME} ${ARGN})
+    cmake_parse_arguments(CT "" "" "LABELS" ${ARGN})
+    add_executable(${CMAKE_TEST_NAME} ${CT_UNPARSED_ARGUMENTS})
     set_target_properties(${CMAKE_TEST_NAME}
       PROPERTIES
       CXX_STANDARD 20
@@ -70,6 +74,10 @@ function(ConfigureTest CMAKE_TEST_NAME)
 
     add_test(NAME ${CMAKE_TEST_NAME} COMMAND ${CMAKE_TEST_NAME})
 
+    if(CT_LABELS)
+        set_tests_properties(${CMAKE_TEST_NAME} PROPERTIES LABELS "${CT_LABELS}")
+    endif()
+
     install(
         TARGETS ${CMAKE_TEST_NAME}
         COMPONENT testing
diff --git a/cpp/tests/distance_engine/CMakeLists.txt b/cpp/tests/distance_engine/CMakeLists.txt
index e06931952d..13ba88cded 100644
--- a/cpp/tests/distance_engine/CMakeLists.txt
+++ b/cpp/tests/distance_engine/CMakeLists.txt
@@ -1,8 +1,8 @@
 # cmake-format: off
-# SPDX-FileCopyrightText: Copyright (c) 2024-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-FileCopyrightText: Copyright (c) 2024-2026, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: Apache-2.0
 # cmake-format: on
 
 ConfigureTest(WAYPOINT_MATRIXTEST
     ${CMAKE_CURRENT_SOURCE_DIR}/waypoint_matrix_test.cpp
-)
+    LABELS routing)
diff --git a/cpp/tests/dual_simplex/CMakeLists.txt b/cpp/tests/dual_simplex/CMakeLists.txt
index 253ef95c83..dc4ab35b73 100644
--- a/cpp/tests/dual_simplex/CMakeLists.txt
+++ b/cpp/tests/dual_simplex/CMakeLists.txt
@@ -1,9 +1,9 @@
 # cmake-format: off
-# SPDX-FileCopyrightText: Copyright (c) 2024-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-FileCopyrightText: Copyright (c) 2024-2026, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: Apache-2.0
 # cmake-format: on
 
 ConfigureTest(DUAL_SIMPLEX_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/solve.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/solve_barrier.cu
-)
+    LABELS numopt)
diff --git a/cpp/tests/linear_programming/CMakeLists.txt b/cpp/tests/linear_programming/CMakeLists.txt
index 677ae8cb70..a21918590a 100644
--- a/cpp/tests/linear_programming/CMakeLists.txt
+++ b/cpp/tests/linear_programming/CMakeLists.txt
@@ -8,11 +8,12 @@ ConfigureTest(LP_UNIT_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/solver_settings_test.cu
     ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/presolve_test.cu
     ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/solution_interface_test.cu
-)# ##################################################################################################
+    LABELS numopt)
+# ##################################################################################################
 # - Linear programming PDLP tests ----------------------------------------------------------------------
 ConfigureTest(PDLP_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/pdlp_test.cu
-)
+    LABELS numopt)
 
 # ##################################################################################################
 # - C API Tests----------------------------------------------------------------------
@@ -64,6 +65,7 @@ if (NOT SKIP_C_PYTHON_ADAPTERS)
     endif()
 
     add_test(NAME C_API_TEST COMMAND C_API_TEST)
+    set_tests_properties(C_API_TEST PROPERTIES LABELS "numopt")
 
     install(
         TARGETS C_API_TEST
diff --git a/cpp/tests/linear_programming/grpc/CMakeLists.txt b/cpp/tests/linear_programming/grpc/CMakeLists.txt
index 8b9715857f..74f15f5cfa 100644
--- a/cpp/tests/linear_programming/grpc/CMakeLists.txt
+++ b/cpp/tests/linear_programming/grpc/CMakeLists.txt
@@ -35,6 +35,7 @@ if(NOT DEFINED INSTALL_TARGET OR "${INSTALL_TARGET}" STREQUAL "")
 endif()
 
 add_test(NAME GRPC_CLIENT_TEST COMMAND GRPC_CLIENT_TEST)
+set_tests_properties(GRPC_CLIENT_TEST PROPERTIES LABELS "numopt")
 
 install(
     TARGETS GRPC_CLIENT_TEST
@@ -75,6 +76,7 @@ if(NOT DEFINED INSTALL_TARGET OR "${INSTALL_TARGET}" STREQUAL "")
 endif()
 
 add_test(NAME GRPC_PIPE_SERIALIZATION_TEST COMMAND GRPC_PIPE_SERIALIZATION_TEST)
+set_tests_properties(GRPC_PIPE_SERIALIZATION_TEST PROPERTIES LABELS "numopt")
 
 install(
     TARGETS GRPC_PIPE_SERIALIZATION_TEST
@@ -122,6 +124,7 @@ add_test(
         "CUOPT_GRPC_SERVER_PATH=$<TARGET_FILE:cuopt_grpc_server>"
         $<TARGET_FILE:GRPC_INTEGRATION_TEST>
 )
+set_tests_properties(GRPC_INTEGRATION_TEST PROPERTIES LABELS "numopt")
 
 install(
     TARGETS GRPC_INTEGRATION_TEST
diff --git a/cpp/tests/mip/CMakeLists.txt b/cpp/tests/mip/CMakeLists.txt
index f2cf53ff6c..47eb5a5a0f 100644
--- a/cpp/tests/mip/CMakeLists.txt
+++ b/cpp/tests/mip/CMakeLists.txt
@@ -7,48 +7,48 @@
 # - MIP tests ----------------------------------------------------------------------
 ConfigureTest(MIP_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/miplib_test.cu
-)
+    LABELS numopt)
 ConfigureTest(PROBLEM_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/problem_test.cu
-)
+    LABELS numopt)
 ConfigureTest(ELIM_VAR_REMAP_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/elim_var_remap_test.cu
-)
+    LABELS numopt)
 ConfigureTest(STANDARDIZATION_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/bounds_standardization_test.cu
-)
+    LABELS numopt)
 ConfigureTest(MULTI_PROBE_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/multi_probe_test.cu
-)
+    LABELS numopt)
 ConfigureTest(INCUMBENT_CALLBACK_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/incumbent_callback_test.cu
-)
+    LABELS numopt)
 ConfigureTest(DOC_EXAMPLE_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/doc_example_test.cu
-)
+    LABELS numopt)
 ConfigureTest(CUTS_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/cuts_test.cu
-)
+    LABELS numopt)
 ConfigureTest(UNIT_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/unit_test.cu
     ${CMAKE_CURRENT_SOURCE_DIR}/integer_with_real_bounds.cu
-)
+    LABELS numopt)
 ConfigureTest(EMPTY_FIXED_PROBLEMS_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/empty_fixed_problems_test.cu
-)
+    LABELS numopt)
 ConfigureTest(PRESOLVE_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/presolve_test.cu
-)
+    LABELS numopt)
 # Disable for now
 # ConfigureTest(FEASIBILITY_JUMP_TEST
 #    ${CMAKE_CURRENT_SOURCE_DIR}/feasibility_jump_tests.cu
 # )
 ConfigureTest(MIP_TERMINATION_STATUS_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/termination_test.cu
-)
+    LABELS numopt)
 ConfigureTest(DETERMINISM_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/determinism_test.cu
-)
+    LABELS numopt)
 ConfigureTest(HEURISTICS_HYPER_PARAMS_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/heuristics_hyper_params_test.cu
-)
+    LABELS numopt)
diff --git a/cpp/tests/qp/CMakeLists.txt b/cpp/tests/qp/CMakeLists.txt
index 9c3ee8923c..e552987384 100644
--- a/cpp/tests/qp/CMakeLists.txt
+++ b/cpp/tests/qp/CMakeLists.txt
@@ -7,4 +7,4 @@ ConfigureTest(QP_UNIT_TEST
     ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/no_constraints.cu
     ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/two_variable_test.cu
     ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/mps_writer_test.cpp
-)
+    LABELS numopt)
diff --git a/cpp/tests/routing/CMakeLists.txt b/cpp/tests/routing/CMakeLists.txt
index 6f08c50e0f..b437414811 100644
--- a/cpp/tests/routing/CMakeLists.txt
+++ b/cpp/tests/routing/CMakeLists.txt
@@ -3,20 +3,27 @@
 # SPDX-License-Identifier: Apache-2.0
 # cmake-format: on
 
-ConfigureTest(ROUTING_TEST ${CMAKE_CURRENT_SOURCE_DIR}/level0/l0_routing_test.cu)
-ConfigureTest(ROUTING_GES_TEST ${CMAKE_CURRENT_SOURCE_DIR}/level0/l0_ges_test.cu)
+ConfigureTest(ROUTING_TEST ${CMAKE_CURRENT_SOURCE_DIR}/level0/l0_routing_test.cu
+    LABELS routing)
+ConfigureTest(ROUTING_GES_TEST ${CMAKE_CURRENT_SOURCE_DIR}/level0/l0_ges_test.cu
+    LABELS routing)
 
-ConfigureTest(VEHICLE_ORDER_TEST ${CMAKE_CURRENT_SOURCE_DIR}/level0/l0_vehicle_order_match.cu)
-ConfigureTest(VEHICLE_TYPES_TEST ${CMAKE_CURRENT_SOURCE_DIR}/level0/l0_vehicle_types_test.cu)
-ConfigureTest(OBJECTIVE_FUNCTION_TEST ${CMAKE_CURRENT_SOURCE_DIR}/level0/l0_objective_function_test.cu)
+ConfigureTest(VEHICLE_ORDER_TEST ${CMAKE_CURRENT_SOURCE_DIR}/level0/l0_vehicle_order_match.cu
+    LABELS routing)
+ConfigureTest(VEHICLE_TYPES_TEST ${CMAKE_CURRENT_SOURCE_DIR}/level0/l0_vehicle_types_test.cu
+    LABELS routing)
+ConfigureTest(OBJECTIVE_FUNCTION_TEST ${CMAKE_CURRENT_SOURCE_DIR}/level0/l0_objective_function_test.cu
+    LABELS routing)
 
 # ##################################################################################################
 # - L1 advanced retail tests --------------------------------------------------------------------------
-ConfigureTest(RETAIL_L1TEST ${CMAKE_CURRENT_SOURCE_DIR}/level1/l1_retail_test.cu)
+ConfigureTest(RETAIL_L1TEST ${CMAKE_CURRENT_SOURCE_DIR}/level1/l1_retail_test.cu
+    LABELS routing)
 
 # ##################################################################################################
 # - L1  tests for quick regression check --------------------------------------------------------------------------
-ConfigureTest(ROUTING_L1TEST ${CMAKE_CURRENT_SOURCE_DIR}/level1/l1_routing_test.cu)
+ConfigureTest(ROUTING_L1TEST ${CMAKE_CURRENT_SOURCE_DIR}/level1/l1_routing_test.cu
+    LABELS routing)
 
 # # - ${CMAKE_CURRENT_SOURCE_DIR} unit tests ----------------------------------------------------------------------------
 ConfigureTest(ROUTING_UNIT_TEST
@@ -34,4 +41,4 @@ ConfigureTest(ROUTING_UNIT_TEST
       ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/top_k.cu
       ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/batch_tsp.cu
       ${CMAKE_CURRENT_SOURCE_DIR}/unit_tests/set_shmem_of_kernel.cu
-)
+    LABELS routing)
diff --git a/cpp/tests/utilities/CMakeLists.txt b/cpp/tests/utilities/CMakeLists.txt
index 5f9e6d5e82..d0682e32a2 100644
--- a/cpp/tests/utilities/CMakeLists.txt
+++ b/cpp/tests/utilities/CMakeLists.txt
@@ -1,7 +1,8 @@
 # cmake-format: off
-# SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-FileCopyrightText: Copyright (c) 2025-2026, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: Apache-2.0
 # cmake-format: on
 
 # Add CLI end-to-end test
-ConfigureTest(CLI_TEST test_cli.cpp)
+ConfigureTest(CLI_TEST test_cli.cpp
+    LABELS numopt)