diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/DeclarationsChecker.java b/compiler/frontend/src/org/jetbrains/kotlin/resolve/DeclarationsChecker.java
index 36137d54713..cd4a0bb1b17 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/resolve/DeclarationsChecker.java
+++ b/compiler/frontend/src/org/jetbrains/kotlin/resolve/DeclarationsChecker.java
@@ -108,13 +108,17 @@ public class DeclarationsChecker {
         for (Map.Entry<JetSecondaryConstructor, ConstructorDescriptor> entry : bodiesResolveContext.getSecondaryConstructors().entrySet()) {
             ConstructorDescriptor constructorDescriptor = entry.getValue();
             JetSecondaryConstructor declaration = entry.getKey();
-            modifiersChecker.reportIllegalModalityModifiers(declaration);
-            reportErrorIfHasIllegalModifier(declaration);
-            modifiersChecker.checkModifiersForDeclaration(declaration, constructorDescriptor);
+            checkConstructorDeclaration(constructorDescriptor, declaration);
         }
 
     }
 
+    private void checkConstructorDeclaration(ConstructorDescriptor constructorDescriptor, JetDeclaration declaration) {
+        modifiersChecker.reportIllegalModalityModifiers(declaration);
+        reportErrorIfHasIllegalModifier(declaration);
+        modifiersChecker.checkModifiersForDeclaration(declaration, constructorDescriptor);
+    }
+
     private void reportErrorIfHasIllegalModifier(JetModifierListOwner declaration) {
         if (declaration.hasModifier(JetTokens.ENUM_KEYWORD)) {
             trace.report(ILLEGAL_ENUM_ANNOTATION.on(declaration));
@@ -279,7 +283,7 @@ public class DeclarationsChecker {
 
     private void checkClass(BodiesResolveContext c, JetClass aClass, ClassDescriptorWithResolutionScopes classDescriptor) {
         checkOpenMembers(classDescriptor);
-        checkConstructorParameters(aClass);
+        checkPrimaryConstructor(aClass, classDescriptor);
         checkTypeParameters(aClass);
 
         if (aClass.isTrait()) {
@@ -301,13 +305,19 @@ public class DeclarationsChecker {
         }
     }
 
-    private void checkConstructorParameters(JetClass aClass) {
-        for (JetParameter parameter : aClass.getPrimaryConstructorParameters()) {
+    private void checkPrimaryConstructor(JetClass aClass, ClassDescriptor classDescriptor) {
+        ConstructorDescriptor primaryConstructor = classDescriptor.getUnsubstitutedPrimaryConstructor();
+        JetPrimaryConstructor declaration = aClass.getPrimaryConstructor();
+        if (primaryConstructor == null || declaration == null) return;
+
+        for (JetParameter parameter : declaration.getValueParameters()) {
             PropertyDescriptor propertyDescriptor = trace.get(BindingContext.PRIMARY_CONSTRUCTOR_PARAMETER, parameter);
             if (propertyDescriptor != null) {
                 modifiersChecker.checkModifiersForDeclaration(parameter, propertyDescriptor);
             }
         }
+
+        checkConstructorDeclaration(primaryConstructor, declaration);
     }
 
     private void checkTypeParameters(JetTypeParameterListOwner typeParameterListOwner) {
diff --git a/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.kt b/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.kt
index c36563ef06b..5d4790d90d0 100644
--- a/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.kt
+++ b/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.kt
@@ -135,3 +135,20 @@ class IllegalModifiers9 {
     <!INCOMPATIBLE_MODIFIERS!>private<!> <!INCOMPATIBLE_MODIFIERS!>protected<!> constructor() {}
     <!INCOMPATIBLE_MODIFIERS!>private<!> <!INCOMPATIBLE_MODIFIERS!>internal<!> constructor(<!UNUSED_PARAMETER!>x<!>: Int) {}
 }
+
+// Illegal modifiers on primary constructor
+
+class IllegalModifiers10
+<!ILLEGAL_MODIFIER, INCOMPATIBLE_MODIFIERS!>abstract<!>
+<!ILLEGAL_ENUM_ANNOTATION!>enum<!>
+<!ILLEGAL_MODIFIER, REDUNDANT_MODIFIER, REDUNDANT_MODIFIER, INCOMPATIBLE_MODIFIERS!>open<!>
+<!ILLEGAL_MODIFIER!>inner<!>
+<!ILLEGAL_ANNOTATION_KEYWORD!>annotation<!>
+<!ILLEGAL_MODIFIER!>override<!>
+<!ILLEGAL_MODIFIER!>out<!>
+<!ILLEGAL_MODIFIER!>in<!>
+<!ILLEGAL_MODIFIER, INCOMPATIBLE_MODIFIERS!>final<!>
+<!ILLEGAL_MODIFIER!>vararg<!>
+<!ILLEGAL_MODIFIER!>reified<!> ()
+
+class IllegalModifiers11 <!INCOMPATIBLE_MODIFIERS!>private<!> <!INCOMPATIBLE_MODIFIERS!>protected<!> ()
diff --git a/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.txt b/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.txt
index 6697c7aff79..3de95611e28 100644
--- a/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.txt
+++ b/compiler/testData/diagnostics/tests/modifiers/IllegalModifiers.txt
@@ -44,6 +44,20 @@ package illegal_modifiers {
         public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
     }
 
+    internal final class IllegalModifiers10 {
+        public constructor IllegalModifiers10()
+        public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+        public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+        public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+    }
+
+    internal final class IllegalModifiers11 {
+        private constructor IllegalModifiers11()
+        public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+        public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+        public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+    }
+
     internal final class IllegalModifiers2 {
         public constructor IllegalModifiers2(/*0*/ a: kotlin.Int)
         public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
diff --git a/compiler/testData/diagnostics/testsWithStdLib/annotations/annotationApplicability/platformName.kt b/compiler/testData/diagnostics/testsWithStdLib/annotations/annotationApplicability/platformName.kt
index 51952415dd5..c92b0340c48 100644
--- a/compiler/testData/diagnostics/testsWithStdLib/annotations/annotationApplicability/platformName.kt
+++ b/compiler/testData/diagnostics/testsWithStdLib/annotations/annotationApplicability/platformName.kt
@@ -32,7 +32,7 @@ var vardef: Int = 1
     set
 
 [<!INAPPLICABLE_ANNOTATION!>platformName("C")<!>]
-class C [platformName("primary")]() { // TODO: modifiers check on primary constructor KT-7057
+class C [<!INAPPLICABLE_ANNOTATION!>platformName("primary")<!>]() {
     <!INAPPLICABLE_ANNOTATION!>platformName("ctr")<!> constructor(x: Int): this() {}
     [<!INAPPLICABLE_ANNOTATION!>platformName("a")<!>]
     fun foo() {}
diff --git a/compiler/testData/diagnostics/testsWithStdLib/annotations/platformStatic/constructors.kt b/compiler/testData/diagnostics/testsWithStdLib/annotations/platformStatic/constructors.kt
index c663f7bda10..7d10497fe3a 100644
--- a/compiler/testData/diagnostics/testsWithStdLib/annotations/platformStatic/constructors.kt
+++ b/compiler/testData/diagnostics/testsWithStdLib/annotations/platformStatic/constructors.kt
@@ -6,4 +6,4 @@ class A {
     }
 }
 
-class C [platformStatic] () // TODO KT-7057
+class C <!PLATFORM_STATIC_ILLEGAL_USAGE!>[platformStatic] ()<!>
diff --git a/compiler/testData/diagnostics/testsWithStdLib/native/constructor.kt b/compiler/testData/diagnostics/testsWithStdLib/native/constructor.kt
index 6a4c0314ad3..edaddc56f48 100644
--- a/compiler/testData/diagnostics/testsWithStdLib/native/constructor.kt
+++ b/compiler/testData/diagnostics/testsWithStdLib/native/constructor.kt
@@ -7,4 +7,4 @@ class A {
     <!INAPPLICABLE_ANNOTATION!>native constructor(<!UNUSED_PARAMETER!>x<!>: Int)
 <!>}
 
-class C [native] () // TODO KT-7057
+class C <!INAPPLICABLE_ANNOTATION!>[native]()<!>
diff --git a/idea/testData/quickfix/modifiers/afterRemoveAbstractModifier.kt b/idea/testData/quickfix/modifiers/afterRemoveAbstractModifier.kt
new file mode 100644
index 00000000000..f5a5719a9bf
--- /dev/null
+++ b/idea/testData/quickfix/modifiers/afterRemoveAbstractModifier.kt
@@ -0,0 +1,5 @@
+// "Make 'abstract()' not abstract" "true"
+
+class A() {
+
+}
diff --git a/idea/testData/quickfix/modifiers/afterRemoveProtectedModifier.kt b/idea/testData/quickfix/modifiers/afterRemoveProtectedModifier.kt
new file mode 100644
index 00000000000..06d1d1406c3
--- /dev/null
+++ b/idea/testData/quickfix/modifiers/afterRemoveProtectedModifier.kt
@@ -0,0 +1,5 @@
+// "Remove 'protected' modifier" "true"
+
+class A private () {
+
+}
diff --git a/idea/testData/quickfix/modifiers/beforeRemoveAbstractModifier.kt b/idea/testData/quickfix/modifiers/beforeRemoveAbstractModifier.kt
new file mode 100644
index 00000000000..ccfcb0fa90f
--- /dev/null
+++ b/idea/testData/quickfix/modifiers/beforeRemoveAbstractModifier.kt
@@ -0,0 +1,5 @@
+// "Make 'abstract()' not abstract" "true"
+
+class A <caret>abstract() {
+
+}
diff --git a/idea/testData/quickfix/modifiers/beforeRemoveProtectedModifier.kt b/idea/testData/quickfix/modifiers/beforeRemoveProtectedModifier.kt
new file mode 100644
index 00000000000..09aa27be5ae
--- /dev/null
+++ b/idea/testData/quickfix/modifiers/beforeRemoveProtectedModifier.kt
@@ -0,0 +1,5 @@
+// "Remove 'protected' modifier" "true"
+
+class A private <caret>protected () {
+
+}
diff --git a/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java b/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java
index 849f0bfcd11..213a3c06da4 100644
--- a/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java
+++ b/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java
@@ -3250,6 +3250,12 @@ public class QuickFixTestGenerated extends AbstractQuickFixTest {
             doTest(fileName);
         }
 
+        @TestMetadata("beforeRemoveAbstractModifier.kt")
+        public void testRemoveAbstractModifier() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/testData/quickfix/modifiers/beforeRemoveAbstractModifier.kt");
+            doTest(fileName);
+        }
+
         @TestMetadata("beforeRemoveIncompatibleModifier.kt")
         public void testRemoveIncompatibleModifier() throws Exception {
             String fileName = JetTestUtils.navigationMetadata("idea/testData/quickfix/modifiers/beforeRemoveIncompatibleModifier.kt");
@@ -3262,6 +3268,12 @@ public class QuickFixTestGenerated extends AbstractQuickFixTest {
             doTest(fileName);
         }
 
+        @TestMetadata("beforeRemoveProtectedModifier.kt")
+        public void testRemoveProtectedModifier() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/testData/quickfix/modifiers/beforeRemoveProtectedModifier.kt");
+            doTest(fileName);
+        }
+
         @TestMetadata("beforeRemoveRedundantModifier1.kt")
         public void testRemoveRedundantModifier1() throws Exception {
             String fileName = JetTestUtils.navigationMetadata("idea/testData/quickfix/modifiers/beforeRemoveRedundantModifier1.kt");