diff --git a/src/Compilers/CSharp/Portable/Declarations/DeclarationTreeBuilder.cs b/src/Compilers/CSharp/Portable/Declarations/DeclarationTreeBuilder.cs
index 4804ef1c971f0..945b0566ded84 100644
--- a/src/Compilers/CSharp/Portable/Declarations/DeclarationTreeBuilder.cs
+++ b/src/Compilers/CSharp/Portable/Declarations/DeclarationTreeBuilder.cs
@@ -693,6 +693,15 @@ private SingleTypeDeclaration VisitTypeDeclaration(TypeDeclarationSyntax node, D
             {
                 declFlags |= SingleTypeDeclaration.TypeDeclarationFlags.HasAnyNontypeMembers;
                 declFlags |= SingleTypeDeclaration.TypeDeclarationFlags.HasPrimaryConstructor;
+
+                foreach (var attributeListSyntax in node.AttributeLists)
+                {
+                    if (attributeListSyntax.Target?.Identifier.ToAttributeLocation() == AttributeLocation.Method)
+                    {
+                        declFlags |= SingleTypeDeclaration.TypeDeclarationFlags.AnyMemberHasAttributes;
+                        break;
+                    }
+                }
             }
 
             var memberNames = GetNonTypeMemberNames(
diff --git a/src/Compilers/CSharp/Test/Semantic/Semantics/PrimaryConstructorTests.cs b/src/Compilers/CSharp/Test/Semantic/Semantics/PrimaryConstructorTests.cs
index e3905450d2eff..b2c007beae636 100644
--- a/src/Compilers/CSharp/Test/Semantic/Semantics/PrimaryConstructorTests.cs
+++ b/src/Compilers/CSharp/Test/Semantic/Semantics/PrimaryConstructorTests.cs
@@ -3428,6 +3428,121 @@ class C(int someParam)
             Assert.Equal(@"A(""someParam"")", c.PrimaryConstructor.GetAttributes().Single().ToString());
         }
 
+        [Theory]
+        [CombinatorialData]
+        [WorkItem("https://github.com/dotnet/roslyn/issues/68349")]
+        public void AttributesOnPrimaryConstructor_11([CombinatorialValues("class C();", "struct C();", "record C();", "record class C();", "record struct C();")] string declaration)
+        {
+            string source = @"
+_ = new C();
+
+[method: System.Obsolete(""Obsolete!!!"", error: true)]
+" + declaration + @"
+";
+            var comp = CreateCompilation(source);
+            comp.VerifyDiagnostics(
+                // (2,5): error CS0619: 'C.C()' is obsolete: 'Obsolete!!!'
+                // _ = new C();
+                Diagnostic(ErrorCode.ERR_DeprecatedSymbolStr, "new C()").WithArguments("C.C()", "Obsolete!!!").WithLocation(2, 5)
+                );
+
+            var c = (SourceMemberContainerTypeSymbol)comp.GetTypeByMetadataName("C");
+            Assert.True(c.AnyMemberHasAttributes);
+        }
+
+        [Theory]
+        [CombinatorialData]
+        public void AttributesOnPrimaryConstructor_12([CombinatorialValues("class", "struct", "record", "record class", "record struct")] string declaration)
+        {
+            string source = @"
+_ = new C1();
+
+partial " + declaration + @" C1();
+
+#line 100
+[method: System.Obsolete(""Obsolete!!!"", error: true)]
+partial " + declaration + @" C1
+#line 200
+    ;
+";
+            var comp = CreateCompilation(source);
+            comp.VerifyDiagnostics(
+                // (100,2): warning CS0657: 'method' is not a valid attribute location for this declaration. Valid attribute locations for this declaration are 'type'. All attributes in this block will be ignored.
+                // [method: System.Obsolete("Obsolete!!!", error: true)]
+                Diagnostic(ErrorCode.WRN_AttributeLocationOnBadDeclaration, "method").WithArguments("method", "type").WithLocation(100, 2)
+                );
+
+            var c1 = (SourceMemberContainerTypeSymbol)comp.GetTypeByMetadataName("C1");
+            Assert.False(c1.AnyMemberHasAttributes);
+        }
+
+        [Theory]
+        [CombinatorialData]
+        public void AttributesOnPrimaryConstructor_13([CombinatorialValues("class", "struct", "record", "record class", "record struct")] string declaration)
+        {
+            string source = @"
+_ = new C1();
+
+[method: System.Obsolete(""Obsolete!!!"", error: true)]
+partial " + declaration + @" C1();
+
+partial " + declaration + @" C1;
+";
+            var comp = CreateCompilation(source);
+            comp.VerifyDiagnostics(
+                // (2,5): error CS0619: 'C1.C1()' is obsolete: 'Obsolete!!!'
+                // _ = new C1();
+                Diagnostic(ErrorCode.ERR_DeprecatedSymbolStr, "new C1()").WithArguments("C1.C1()", "Obsolete!!!").WithLocation(2, 5)
+                );
+
+            var c1 = (SourceMemberContainerTypeSymbol)comp.GetTypeByMetadataName("C1");
+            Assert.True(c1.AnyMemberHasAttributes);
+        }
+
+        [Theory]
+        [CombinatorialData]
+        [WorkItem("https://github.com/dotnet/roslyn/issues/68349")]
+        public void AttributesOnPrimaryConstructor_14([CombinatorialValues("class C();", "struct C();", "record C();", "record class C();", "record struct C();")] string declaration)
+        {
+            string source = @"
+_ = new C();
+
+[System.Obsolete(""Obsolete!!!"", error: true)]
+" + declaration + @"
+";
+            var comp = CreateCompilation(source);
+            comp.VerifyDiagnostics(
+                // (2,9): error CS0619: 'C' is obsolete: 'Obsolete!!!'
+                // _ = new C();
+                Diagnostic(ErrorCode.ERR_DeprecatedSymbolStr, "C").WithArguments("C", "Obsolete!!!").WithLocation(2, 9)
+                );
+
+            var c = (SourceMemberContainerTypeSymbol)comp.GetTypeByMetadataName("C");
+            Assert.False(c.AnyMemberHasAttributes);
+        }
+
+        [Theory]
+        [CombinatorialData]
+        [WorkItem("https://github.com/dotnet/roslyn/issues/68349")]
+        public void AttributesOnPrimaryConstructor_15([CombinatorialValues("class C();", "struct C();", "record C();", "record class C();", "record struct C();")] string declaration)
+        {
+            string source = @"
+_ = new C();
+
+[type: System.Obsolete(""Obsolete!!!"", error: true)]
+" + declaration + @"
+";
+            var comp = CreateCompilation(source);
+            comp.VerifyDiagnostics(
+                // (2,9): error CS0619: 'C' is obsolete: 'Obsolete!!!'
+                // _ = new C();
+                Diagnostic(ErrorCode.ERR_DeprecatedSymbolStr, "C").WithArguments("C", "Obsolete!!!").WithLocation(2, 9)
+                );
+
+            var c = (SourceMemberContainerTypeSymbol)comp.GetTypeByMetadataName("C");
+            Assert.False(c.AnyMemberHasAttributes);
+        }
+
         [Fact]
         public void AnalyzerActions_01_Class()
         {