diff --git a/api/handler/acl.go b/api/handler/acl.go
index 89939a5..7677186 100644
--- a/api/handler/acl.go
+++ b/api/handler/acl.go
@@ -307,7 +307,7 @@ func (h *handler) GetObjectACLHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if err = api.EncodeToResponse(w, h.encodeObjectACL(bucketACL, reqInfo.BucketName, objInfo.ObjectInfo.VersionID())); err != nil {
+	if err = api.EncodeToResponse(w, h.encodeObjectACL(bucketACL, reqInfo.BucketName, objInfo.VersionID())); err != nil {
 		h.logAndSendError(w, "failed to encode response", reqInfo, err)
 	}
 }
@@ -363,7 +363,7 @@ func (h *handler) PutObjectACLHandler(w http.ResponseWriter, r *http.Request) {
 		VersionID: versionID,
 	}
 
-	extendedInfo, err := h.obj.GetObjectInfo(r.Context(), p)
+	objInfo, err := h.obj.GetObjectInfo(r.Context(), p)
 	if err != nil {
 		h.logAndSendError(w, "could not get object info", reqInfo, err)
 		return
@@ -377,7 +377,7 @@ func (h *handler) PutObjectACLHandler(w http.ResponseWriter, r *http.Request) {
 	if updated {
 		s := &SendNotificationParams{
 			Event:            EventObjectACLPut,
-			NotificationInfo: data.NotificationInfoFromObject(extendedInfo.ObjectInfo),
+			NotificationInfo: data.NotificationInfoFromObject(objInfo),
 			BktInfo:          bktInfo,
 			ReqInfo:          reqInfo,
 		}
diff --git a/api/handler/attributes.go b/api/handler/attributes.go
index 0a2650a..eeab8ed 100644
--- a/api/handler/attributes.go
+++ b/api/handler/attributes.go
@@ -86,7 +86,7 @@ func (h *handler) GetObjectAttributesHandler(w http.ResponseWriter, r *http.Requ
 		VersionID: params.VersionID,
 	}
 
-	extendedInfo, err := h.obj.GetObjectInfo(r.Context(), p)
+	extendedInfo, err := h.obj.GetExtendedObjectInfo(r.Context(), p)
 	if err != nil {
 		h.logAndSendError(w, "could not fetch object info", reqInfo, err)
 		return
diff --git a/api/handler/copy.go b/api/handler/copy.go
index 36b2339..641f6b9 100644
--- a/api/handler/copy.go
+++ b/api/handler/copy.go
@@ -90,33 +90,32 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
 		}
 	}
 
-	extendedInfo, err := h.obj.GetObjectInfo(r.Context(), p)
+	objInfo, err := h.obj.GetObjectInfo(r.Context(), p)
 	if err != nil {
 		h.logAndSendError(w, "could not find object", reqInfo, err)
 		return
 	}
-	info := extendedInfo.ObjectInfo
 
-	if err = checkPreconditions(info, args.Conditional); err != nil {
+	if err = checkPreconditions(objInfo, args.Conditional); err != nil {
 		h.logAndSendError(w, "precondition failed", reqInfo, errors.GetAPIError(errors.ErrPreconditionFailed))
 		return
 	}
 
 	if metadata == nil {
-		if len(info.ContentType) > 0 {
-			info.Headers[api.ContentType] = info.ContentType
+		if len(objInfo.ContentType) > 0 {
+			objInfo.Headers[api.ContentType] = objInfo.ContentType
 		}
-		metadata = info.Headers
+		metadata = objInfo.Headers
 	} else if contentType := r.Header.Get(api.ContentType); len(contentType) > 0 {
 		metadata[api.ContentType] = contentType
 	}
 
 	params := &layer.CopyObjectParams{
-		SrcObject:  info,
+		SrcObject:  objInfo,
 		ScrBktInfo: p.BktInfo,
 		DstBktInfo: dstBktInfo,
 		DstObject:  reqInfo.ObjectName,
-		SrcSize:    info.Size,
+		SrcSize:    objInfo.Size,
 		Header:     metadata,
 	}
 
@@ -133,16 +132,16 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	additional := []zap.Field{zap.String("src_bucket_name", srcBucket), zap.String("src_object_name", srcObject)}
-	if info, err = h.obj.CopyObject(r.Context(), params); err != nil {
+	if objInfo, err = h.obj.CopyObject(r.Context(), params); err != nil {
 		h.logAndSendError(w, "couldn't copy object", reqInfo, err, additional...)
 		return
-	} else if err = api.EncodeToResponse(w, &CopyObjectResponse{LastModified: info.Created.UTC().Format(time.RFC3339), ETag: info.HashSum}); err != nil {
+	} else if err = api.EncodeToResponse(w, &CopyObjectResponse{LastModified: objInfo.Created.UTC().Format(time.RFC3339), ETag: objInfo.HashSum}); err != nil {
 		h.logAndSendError(w, "something went wrong", reqInfo, err, additional...)
 		return
 	}
 
 	if containsACL {
-		newEaclTable, err := h.getNewEAclTable(r, dstBktInfo, info)
+		newEaclTable, err := h.getNewEAclTable(r, dstBktInfo, objInfo)
 		if err != nil {
 			h.logAndSendError(w, "could not get new eacl table", reqInfo, err)
 			return
@@ -161,13 +160,13 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	h.log.Info("object is copied",
-		zap.String("bucket", info.Bucket),
-		zap.String("object", info.Name),
-		zap.Stringer("object_id", info.ID))
+		zap.String("bucket", objInfo.Bucket),
+		zap.String("object", objInfo.Name),
+		zap.Stringer("object_id", objInfo.ID))
 
 	s := &SendNotificationParams{
 		Event:            EventObjectCreatedCopy,
-		NotificationInfo: data.NotificationInfoFromObject(info),
+		NotificationInfo: data.NotificationInfoFromObject(objInfo),
 		BktInfo:          dstBktInfo,
 		ReqInfo:          reqInfo,
 	}
diff --git a/api/handler/get.go b/api/handler/get.go
index 262897b..a287c1f 100644
--- a/api/handler/get.go
+++ b/api/handler/get.go
@@ -122,7 +122,7 @@ func (h *handler) GetObjectHandler(w http.ResponseWriter, r *http.Request) {
 		VersionID: reqInfo.URL.Query().Get(api.QueryVersionID),
 	}
 
-	extendedInfo, err := h.obj.GetObjectInfo(r.Context(), p)
+	extendedInfo, err := h.obj.GetExtendedObjectInfo(r.Context(), p)
 	if err != nil {
 		h.logAndSendError(w, "could not find object", reqInfo, err)
 		return
diff --git a/api/handler/head.go b/api/handler/head.go
index 97198e0..b2ea61a 100644
--- a/api/handler/head.go
+++ b/api/handler/head.go
@@ -46,7 +46,7 @@ func (h *handler) HeadObjectHandler(w http.ResponseWriter, r *http.Request) {
 		VersionID: reqInfo.URL.Query().Get(api.QueryVersionID),
 	}
 
-	extendedInfo, err := h.obj.GetObjectInfo(r.Context(), p)
+	extendedInfo, err := h.obj.GetExtendedObjectInfo(r.Context(), p)
 	if err != nil {
 		h.logAndSendError(w, "could not find object", reqInfo, err)
 		return
diff --git a/api/handler/multipart_upload.go b/api/handler/multipart_upload.go
index b1fb55d..a7ac0f1 100644
--- a/api/handler/multipart_upload.go
+++ b/api/handler/multipart_upload.go
@@ -261,7 +261,7 @@ func (h *handler) UploadPartCopy(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	extSrcInfo, err := h.obj.GetObjectInfo(r.Context(), &layer.HeadObjectParams{
+	srcInfo, err := h.obj.GetObjectInfo(r.Context(), &layer.HeadObjectParams{
 		BktInfo:   srcBktInfo,
 		Object:    srcObject,
 		VersionID: versionID,
@@ -283,7 +283,7 @@ func (h *handler) UploadPartCopy(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if err = checkPreconditions(extSrcInfo.ObjectInfo, args.Conditional); err != nil {
+	if err = checkPreconditions(srcInfo, args.Conditional); err != nil {
 		h.logAndSendError(w, "precondition failed", reqInfo, errors.GetAPIError(errors.ErrPreconditionFailed),
 			additional...)
 		return
@@ -295,7 +295,7 @@ func (h *handler) UploadPartCopy(w http.ResponseWriter, r *http.Request) {
 			Bkt:      bktInfo,
 			Key:      reqInfo.ObjectName,
 		},
-		SrcObjInfo: extSrcInfo.ObjectInfo,
+		SrcObjInfo: srcInfo,
 		SrcBktInfo: srcBktInfo,
 		PartNumber: partNumber,
 		Range:      srcRange,
diff --git a/api/layer/layer.go b/api/layer/layer.go
index c61890c..91ab72a 100644
--- a/api/layer/layer.go
+++ b/api/layer/layer.go
@@ -205,7 +205,8 @@ type (
 		DeleteBucket(ctx context.Context, p *DeleteBucketParams) error
 
 		GetObject(ctx context.Context, p *GetObjectParams) error
-		GetObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ExtendedObjectInfo, error)
+		GetObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ObjectInfo, error)
+		GetExtendedObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ExtendedObjectInfo, error)
 
 		GetLockInfo(ctx context.Context, obj *ObjectVersion) (*data.LockInfo, error)
 		PutLockInfo(ctx context.Context, p *ObjectVersion, lock *data.ObjectLock) error
@@ -418,7 +419,17 @@ func (n *layer) GetObject(ctx context.Context, p *GetObjectParams) error {
 }
 
 // GetObjectInfo returns meta information about the object.
-func (n *layer) GetObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ExtendedObjectInfo, error) {
+func (n *layer) GetObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ObjectInfo, error) {
+	extendedObjectInfo, err := n.GetExtendedObjectInfo(ctx, p)
+	if err != nil {
+		return nil, err
+	}
+
+	return extendedObjectInfo.ObjectInfo, nil
+}
+
+// GetExtendedObjectInfo returns meta information and corresponding info from the tree service about the object.
+func (n *layer) GetExtendedObjectInfo(ctx context.Context, p *HeadObjectParams) (*data.ExtendedObjectInfo, error) {
 	if len(p.VersionID) == 0 {
 		return n.headLastVersionIfNotDeleted(ctx, p.BktInfo, p.Object)
 	}
diff --git a/api/layer/versioning_test.go b/api/layer/versioning_test.go
index 07ac368..d8e5281 100644
--- a/api/layer/versioning_test.go
+++ b/api/layer/versioning_test.go
@@ -31,7 +31,7 @@ func (tc *testContext) putObject(content []byte) *data.ObjectInfo {
 }
 
 func (tc *testContext) getObject(objectName, versionID string, needError bool) (*data.ObjectInfo, []byte) {
-	extendedInfo, err := tc.layer.GetObjectInfo(tc.ctx, &HeadObjectParams{
+	objInfo, err := tc.layer.GetObjectInfo(tc.ctx, &HeadObjectParams{
 		BktInfo:   tc.bktInfo,
 		Object:    objectName,
 		VersionID: versionID,
@@ -44,13 +44,13 @@ func (tc *testContext) getObject(objectName, versionID string, needError bool) (
 
 	content := bytes.NewBuffer(nil)
 	err = tc.layer.GetObject(tc.ctx, &GetObjectParams{
-		ObjectInfo: extendedInfo.ObjectInfo,
+		ObjectInfo: objInfo,
 		Writer:     content,
 		BucketInfo: tc.bktInfo,
 	})
 	require.NoError(tc.t, err)
 
-	return extendedInfo.ObjectInfo, content.Bytes()
+	return objInfo, content.Bytes()
 }
 
 func (tc *testContext) deleteObject(objectName, versionID string, settings *data.BucketSettings) {