diff --git a/src/ansys/api/acp/v0/boolean_selection_rule.proto b/src/ansys/api/acp/v0/boolean_selection_rule.proto
new file mode 100644
index 0000000..36e7166
--- /dev/null
+++ b/src/ansys/api/acp/v0/boolean_selection_rule.proto
@@ -0,0 +1,37 @@
+syntax = "proto3";
+package ansys.api.acp.v0.boolean_selection_rule;
+
+import "ansys/api/acp/v0/base.proto";
+import "ansys/api/acp/v0/enum_types.proto";
+import "ansys/api/acp/v0/linked_selection_rule.proto";
+
+message Properties {
+    enum_types.StatusType status = 1;
+    repeated linked_selection_rule.LinkedSelectionRule selection_rules = 2;
+    bool include_rule_type = 3;
+}
+
+message ObjectInfo {
+    base.BasicInfo info = 1;
+    Properties properties = 2;
+}
+
+message ListReply { repeated ObjectInfo objects = 1; }
+
+message CreateRequest {
+    base.CollectionPath collection_path = 1;
+    string name = 2;
+    Properties properties = 3;
+}
+
+service ObjectService {
+    rpc List(base.ListRequest) returns (ListReply);
+
+    rpc Get(base.GetRequest) returns (ObjectInfo);
+
+    rpc Put(ObjectInfo) returns (ObjectInfo);
+
+    rpc Delete(base.DeleteRequest) returns (base.Empty);
+
+    rpc Create(CreateRequest) returns (ObjectInfo);
+}
diff --git a/src/ansys/api/acp/v0/cylindrical_selection_rule.proto b/src/ansys/api/acp/v0/cylindrical_selection_rule.proto
new file mode 100644
index 0000000..808bf7a
--- /dev/null
+++ b/src/ansys/api/acp/v0/cylindrical_selection_rule.proto
@@ -0,0 +1,42 @@
+syntax = "proto3";
+package ansys.api.acp.v0.cylindrical_selection_rule;
+
+import "ansys/api/acp/v0/base.proto";
+import "ansys/api/acp/v0/enum_types.proto";
+import "ansys/api/acp/v0/array_types.proto";
+
+message Properties {
+    enum_types.StatusType status = 1;
+    bool use_global_coordinate_system = 2;
+    base.ResourcePath rosette = 3;
+    array_types.DoubleArray origin = 4;
+    array_types.DoubleArray direction = 5;
+    double radius = 6;
+    bool relative_rule_type = 7;
+    bool include_rule_type = 8;
+}
+
+message ObjectInfo {
+    base.BasicInfo info = 1;
+    Properties properties = 2;
+}
+
+message ListReply { repeated ObjectInfo objects = 1; }
+
+message CreateRequest {
+    base.CollectionPath collection_path = 1;
+    string name = 2;
+    Properties properties = 3;
+}
+
+service ObjectService {
+    rpc List(base.ListRequest) returns (ListReply);
+
+    rpc Get(base.GetRequest) returns (ObjectInfo);
+
+    rpc Put(ObjectInfo) returns (ObjectInfo);
+
+    rpc Delete(base.DeleteRequest) returns (base.Empty);
+
+    rpc Create(CreateRequest) returns (ObjectInfo);
+}
diff --git a/src/ansys/api/acp/v0/enum_types.proto b/src/ansys/api/acp/v0/enum_types.proto
index e9bd58b..d74ea12 100644
--- a/src/ansys/api/acp/v0/enum_types.proto
+++ b/src/ansys/api/acp/v0/enum_types.proto
@@ -32,4 +32,13 @@ enum PlyType {
     ISOTROPIC = 5;
     UNDEFINED = 6;
     ADHESIVE = 7;
-}
\ No newline at end of file
+}
+
+// Defines the type of linked selection rules.
+// This is used in Boolean Selection Rules, and in the selection rules
+// for Modeling Plies.
+enum BooleanOperationType {
+    INTERSECT = 0;
+    ADD = 1;
+    REMOVE = 2;
+}
diff --git a/src/ansys/api/acp/v0/linked_selection_rule.proto b/src/ansys/api/acp/v0/linked_selection_rule.proto
new file mode 100644
index 0000000..9c6810a
--- /dev/null
+++ b/src/ansys/api/acp/v0/linked_selection_rule.proto
@@ -0,0 +1,15 @@
+syntax = "proto3";
+package ansys.api.acp.v0.linked_selection_rule;
+
+import "ansys/api/acp/v0/base.proto";
+import "ansys/api/acp/v0/enum_types.proto";
+
+// Defines a linked selection rule, as used in Boolean Selection Rules,
+// and in Modeling Plies.
+message LinkedSelectionRule {
+    base.ResourcePath resource_path = 1;
+    enum_types.BooleanOperationType operation_type = 2;
+    bool template_rule = 3;
+    double parameter_1 = 4;
+    double parameter_2 = 5;
+}
diff --git a/src/ansys/api/acp/v0/parallel_selection_rule.proto b/src/ansys/api/acp/v0/parallel_selection_rule.proto
new file mode 100644
index 0000000..d519d40
--- /dev/null
+++ b/src/ansys/api/acp/v0/parallel_selection_rule.proto
@@ -0,0 +1,43 @@
+syntax = "proto3";
+package ansys.api.acp.v0.parallel_selection_rule;
+
+import "ansys/api/acp/v0/base.proto";
+import "ansys/api/acp/v0/enum_types.proto";
+import "ansys/api/acp/v0/array_types.proto";
+
+message Properties {
+    enum_types.StatusType status = 1;
+    bool use_global_coordinate_system = 2;
+    base.ResourcePath rosette = 3;
+    array_types.DoubleArray origin = 4;
+    array_types.DoubleArray direction = 5;
+    double lower_limit = 6;
+    double upper_limit = 7;
+    bool relative_rule_type = 8;
+    bool include_rule_type = 9;
+}
+
+message ObjectInfo {
+    base.BasicInfo info = 1;
+    Properties properties = 2;
+}
+
+message ListReply { repeated ObjectInfo objects = 1; }
+
+message CreateRequest {
+    base.CollectionPath collection_path = 1;
+    string name = 2;
+    Properties properties = 3;
+}
+
+service ObjectService {
+    rpc List(base.ListRequest) returns (ListReply);
+
+    rpc Get(base.GetRequest) returns (ObjectInfo);
+
+    rpc Put(ObjectInfo) returns (ObjectInfo);
+
+    rpc Delete(base.DeleteRequest) returns (base.Empty);
+
+    rpc Create(CreateRequest) returns (ObjectInfo);
+}
diff --git a/src/ansys/api/acp/v0/production_ply.proto b/src/ansys/api/acp/v0/production_ply.proto
index 77ccf68..f754259 100644
--- a/src/ansys/api/acp/v0/production_ply.proto
+++ b/src/ansys/api/acp/v0/production_ply.proto
@@ -16,10 +16,7 @@ message ObjectInfo {
     Properties properties = 2;
 }
 
-message ListReply {
-    repeated ObjectInfo objects = 1;
-}
-
+message ListReply { repeated ObjectInfo objects = 1; }
 
 service ObjectService {
     // Object is generated on update and read-only =>
diff --git a/src/ansys/api/acp/v0/spherical_selection_rule.proto b/src/ansys/api/acp/v0/spherical_selection_rule.proto
new file mode 100644
index 0000000..e5e0287
--- /dev/null
+++ b/src/ansys/api/acp/v0/spherical_selection_rule.proto
@@ -0,0 +1,41 @@
+syntax = "proto3";
+package ansys.api.acp.v0.spherical_selection_rule;
+
+import "ansys/api/acp/v0/base.proto";
+import "ansys/api/acp/v0/enum_types.proto";
+import "ansys/api/acp/v0/array_types.proto";
+
+message Properties {
+    enum_types.StatusType status = 1;
+    bool use_global_coordinate_system = 2;
+    base.ResourcePath rosette = 3;
+    array_types.DoubleArray origin = 4;
+    double radius = 5;
+    bool relative_rule_type = 6;
+    bool include_rule_type = 7;
+}
+
+message ObjectInfo {
+    base.BasicInfo info = 1;
+    Properties properties = 2;
+}
+
+message ListReply { repeated ObjectInfo objects = 1; }
+
+message CreateRequest {
+    base.CollectionPath collection_path = 1;
+    string name = 2;
+    Properties properties = 3;
+}
+
+service ObjectService {
+    rpc List(base.ListRequest) returns (ListReply);
+
+    rpc Get(base.GetRequest) returns (ObjectInfo);
+
+    rpc Put(ObjectInfo) returns (ObjectInfo);
+
+    rpc Delete(base.DeleteRequest) returns (base.Empty);
+
+    rpc Create(CreateRequest) returns (ObjectInfo);
+}
diff --git a/src/ansys/api/acp/v0/tube_selection_rule.proto b/src/ansys/api/acp/v0/tube_selection_rule.proto
new file mode 100644
index 0000000..1788d5c
--- /dev/null
+++ b/src/ansys/api/acp/v0/tube_selection_rule.proto
@@ -0,0 +1,44 @@
+syntax = "proto3";
+package ansys.api.acp.v0.tube_selection_rule;
+
+import "ansys/api/acp/v0/base.proto";
+import "ansys/api/acp/v0/enum_types.proto";
+import "ansys/api/acp/v0/array_types.proto";
+
+message Properties {
+    enum_types.StatusType status = 1;
+    base.ResourcePath edge_set = 2;
+    double outer_radius = 3;
+    double inner_radius = 4;
+    bool include_rule_type = 5;
+    bool extend_endings = 6;
+    bool symmetrical_extension = 7;
+    array_types.DoubleArray head = 8;
+    double head_extension = 9;
+    double tail_extension = 10;
+}
+
+message ObjectInfo {
+    base.BasicInfo info = 1;
+    Properties properties = 2;
+}
+
+message ListReply { repeated ObjectInfo objects = 1; }
+
+message CreateRequest {
+    base.CollectionPath collection_path = 1;
+    string name = 2;
+    Properties properties = 3;
+}
+
+service ObjectService {
+    rpc List(base.ListRequest) returns (ListReply);
+
+    rpc Get(base.GetRequest) returns (ObjectInfo);
+
+    rpc Put(ObjectInfo) returns (ObjectInfo);
+
+    rpc Delete(base.DeleteRequest) returns (base.Empty);
+
+    rpc Create(CreateRequest) returns (ObjectInfo);
+}