diff --git a/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/FirJavaFacade.kt b/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/FirJavaFacade.kt
index b2298896427..084c2500247 100644
--- a/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/FirJavaFacade.kt
+++ b/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/FirJavaFacade.kt
@@ -284,9 +284,6 @@ abstract class FirJavaFacade(
                 effectiveVisibility
             ).apply {
                 this.isInner = !isTopLevel && !this@buildJavaClass.isStatic
-                isCompanion = false
-                isData = false
-                isInline = false
                 isFun = classKind == ClassKind.INTERFACE
             }
             // TODO: may be we can process fields & methods later.
@@ -496,9 +493,6 @@ abstract class FirJavaFacade(
                     javaField.visibility.toEffectiveVisibility(dispatchReceiver.lookupTag)
                 ).apply {
                     isStatic = javaField.isStatic
-                    isExpect = false
-                    isActual = false
-                    isOverride = false
                 }
                 returnTypeRef = returnType.toFirJavaTypeRef(session, javaTypeParameterStack)
                 resolvePhase = FirResolvePhase.ANALYZED_DEPENDENCIES
@@ -520,9 +514,6 @@ abstract class FirJavaFacade(
                     javaField.visibility.toEffectiveVisibility(dispatchReceiver.lookupTag)
                 ).apply {
                     isStatic = javaField.isStatic
-                    isExpect = false
-                    isActual = false
-                    isOverride = false
                 }
                 visibility = javaField.visibility
                 modality = javaField.modality
@@ -578,17 +569,9 @@ abstract class FirJavaFacade(
                 javaMethod.visibility.toEffectiveVisibility(dispatchReceiver.lookupTag)
             ).apply {
                 isStatic = javaMethod.isStatic
-                isExpect = false
-                isActual = false
-                isOverride = false
                 // Approximation: all Java methods with name that allows to use it in operator form are considered operators
                 // We need here more detailed checks (see modifierChecks.kt)
                 isOperator = name in ALL_JAVA_OPERATION_NAMES || OperatorNameConventions.COMPONENT_REGEX.matches(name.asString())
-                isInfix = false
-                isInline = false
-                isTailRec = false
-                isExternal = false
-                isSuspend = false
             }
 
             if (!javaMethod.isStatic) {
@@ -644,9 +627,6 @@ abstract class FirJavaFacade(
                 Modality.FINAL,
                 visibility.toEffectiveVisibility(ownerClassBuilder.symbol)
             ).apply {
-                isExpect = false
-                isActual = false
-                isOverride = false
                 isInner = isThisInner
             }
             this.visibility = visibility
diff --git a/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/enhancement/SignatureEnhancement.kt b/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/enhancement/SignatureEnhancement.kt
index b1ccc4f2197..27f544f7931 100644
--- a/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/enhancement/SignatureEnhancement.kt
+++ b/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/enhancement/SignatureEnhancement.kt
@@ -261,9 +261,6 @@ class FirSignatureEnhancement(
                         } else {
                             FirDeclarationStatusImpl(firMethod.visibility, Modality.FINAL)
                         }.apply {
-                            isExpect = false
-                            isActual = false
-                            isOverride = false
                             isInner = firMethod.isInner
                         }
                         this.symbol = symbol
diff --git a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/resolve/providers/impl/FirExtensionSyntheticFunctionInterfaceProvider.kt b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/resolve/providers/impl/FirExtensionSyntheticFunctionInterfaceProvider.kt
index e759ce64e80..8c6788e3151 100644
--- a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/resolve/providers/impl/FirExtensionSyntheticFunctionInterfaceProvider.kt
+++ b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/resolve/providers/impl/FirExtensionSyntheticFunctionInterfaceProvider.kt
@@ -121,14 +121,7 @@ abstract class FirSyntheticFunctionInterfaceProviderBase(
                         Visibilities.Public,
                         Modality.ABSTRACT,
                         EffectiveVisibility.Public
-                    ).apply {
-                        isExpect = false
-                        isActual = false
-                        isInner = false
-                        isCompanion = false
-                        isData = false
-                        isInline = false
-                    }
+                    )
                     classKind = ClassKind.INTERFACE
                     scopeProvider = kotlinScopeProvider
                     symbol = this@symbol
@@ -167,14 +160,7 @@ abstract class FirSyntheticFunctionInterfaceProviderBase(
                         Modality.ABSTRACT,
                         EffectiveVisibility.Public
                     ).apply {
-                        isExpect = false
-                        isActual = false
-                        isOverride = false
                         isOperator = true
-                        isInfix = false
-                        isInline = false
-                        isTailRec = false
-                        isExternal = false
                         isSuspend = kind.isSuspendOrKSuspendFunction
                     }
                     val typeArguments = typeParameters.map {
diff --git a/compiler/fir/raw-fir/light-tree2fir/src/org/jetbrains/kotlin/fir/lightTree/fir/ValueParameter.kt b/compiler/fir/raw-fir/light-tree2fir/src/org/jetbrains/kotlin/fir/lightTree/fir/ValueParameter.kt
index 945175acd4f..59306118f6d 100644
--- a/compiler/fir/raw-fir/light-tree2fir/src/org/jetbrains/kotlin/fir/lightTree/fir/ValueParameter.kt
+++ b/compiler/fir/raw-fir/light-tree2fir/src/org/jetbrains/kotlin/fir/lightTree/fir/ValueParameter.kt
@@ -133,7 +133,6 @@ class ValueParameter(
                 isActual = modifiers.hasActual()
                 isOverride = modifiers.hasOverride()
                 isConst = modifiers.hasConst()
-                isLateInit = false
             }
             backingField = FirDefaultPropertyBackingField(
                 moduleData = moduleData,
diff --git a/compiler/fir/raw-fir/psi2fir/src/org/jetbrains/kotlin/fir/builder/RawFirBuilder.kt b/compiler/fir/raw-fir/psi2fir/src/org/jetbrains/kotlin/fir/builder/RawFirBuilder.kt
index 24631cca367..9bfaa5bd584 100644
--- a/compiler/fir/raw-fir/psi2fir/src/org/jetbrains/kotlin/fir/builder/RawFirBuilder.kt
+++ b/compiler/fir/raw-fir/psi2fir/src/org/jetbrains/kotlin/fir/builder/RawFirBuilder.kt
@@ -621,7 +621,6 @@ open class RawFirBuilder(
                 isActual = hasActualModifier()
                 isOverride = hasModifier(OVERRIDE_KEYWORD)
                 isConst = hasModifier(CONST_KEYWORD)
-                isLateInit = false
             }
             val propertySource = toFirSourceElement(KtFakeSourceElementKind.PropertyFromParameter)
             val propertyName = nameAsSafeName
diff --git a/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/SamResolution.kt b/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/SamResolution.kt
index e7db400d22d..0ba6986a3e7 100644
--- a/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/SamResolution.kt
+++ b/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/SamResolution.kt
@@ -165,13 +165,6 @@ class FirSamResolver(
             ).apply {
                 isExpect = firRegularClass.isExpect
                 isActual = firRegularClass.isActual
-                isOverride = false
-                isOperator = false
-                isInfix = false
-                isExternal = false
-                isInline = false
-                isSuspend = false
-                isTailRec = false
             }
             this.symbol = syntheticFunctionSymbol
             typeParameters += newTypeParameters.map { it.build() }
diff --git a/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirSyntheticCallGenerator.kt b/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirSyntheticCallGenerator.kt
index 45f1a8a1c17..b8356fc3f04 100644
--- a/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirSyntheticCallGenerator.kt
+++ b/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirSyntheticCallGenerator.kt
@@ -347,17 +347,7 @@ class FirSyntheticCallGenerator(
             origin = FirDeclarationOrigin.Synthetic
             this.symbol = symbol
             this.name = name
-            status = FirDeclarationStatusImpl(Visibilities.Public, Modality.FINAL).apply {
-                isExpect = false
-                isActual = false
-                isOverride = false
-                isOperator = false
-                isInfix = false
-                isInline = false
-                isTailRec = false
-                isExternal = false
-                isSuspend = false
-            }
+            status = FirDeclarationStatusImpl(Visibilities.Public, Modality.FINAL)
             returnTypeRef = returnType
             resolvePhase = FirResolvePhase.BODY_RESOLVE
         }