diff --git a/api/middleware/reqinfo.go b/api/middleware/reqinfo.go
index b7f53c26..3f81dc6d 100644
--- a/api/middleware/reqinfo.go
+++ b/api/middleware/reqinfo.go
@@ -41,7 +41,6 @@ type (
 		Namespace    string
 		User         string // User owner id
 		Tagging      *data.Tagging
-		tags         []KeyVal // Any additional info not accommodated by above fields
 	}
 
 	// ObjectRequest represents object request data.
@@ -103,50 +102,6 @@ func NewReqInfo(w http.ResponseWriter, r *http.Request, req ObjectRequest, sourc
 	return reqInfo
 }
 
-// AppendTags -- appends key/val to ReqInfo.tags.
-func (r *ReqInfo) AppendTags(key string, val string) *ReqInfo {
-	if r == nil {
-		return nil
-	}
-	r.Lock()
-	defer r.Unlock()
-	r.tags = append(r.tags, KeyVal{key, val})
-	return r
-}
-
-// SetTags -- sets key/val to ReqInfo.tags.
-func (r *ReqInfo) SetTags(key string, val string) *ReqInfo {
-	if r == nil {
-		return nil
-	}
-	r.Lock()
-	defer r.Unlock()
-	// Search for a tag key already existing in tags
-	var updated bool
-	for _, tag := range r.tags {
-		if tag.Key == key {
-			tag.Val = val
-			updated = true
-			break
-		}
-	}
-	if !updated {
-		// Append to the end of tags list
-		r.tags = append(r.tags, KeyVal{key, val})
-	}
-	return r
-}
-
-// GetTags -- returns the user defined tags.
-func (r *ReqInfo) GetTags() []KeyVal {
-	if r == nil {
-		return nil
-	}
-	r.RLock()
-	defer r.RUnlock()
-	return append([]KeyVal(nil), r.tags...)
-}
-
 // GetRequestID returns the request ID from the response writer or the context.
 func GetRequestID(v interface{}) string {
 	switch t := v.(type) {
diff --git a/api/middleware/response.go b/api/middleware/response.go
index 54f5b2ff..085a97c7 100644
--- a/api/middleware/response.go
+++ b/api/middleware/response.go
@@ -201,18 +201,6 @@ func EncodeResponse(response interface{}) ([]byte, error) {
 	return bytesBuffer.Bytes(), nil
 }
 
-// EncodeResponseNoHeader encodes response without setting xml.Header.
-// Should be used with periodicXMLWriter which sends xml.Header to the client
-// with whitespaces to keep connection alive.
-func EncodeResponseNoHeader(response interface{}) ([]byte, error) {
-	var bytesBuffer bytes.Buffer
-	if err := xml.NewEncoder(&bytesBuffer).Encode(response); err != nil {
-		return nil, err
-	}
-
-	return bytesBuffer.Bytes(), nil
-}
-
 // EncodeToResponse encodes the response into ResponseWriter.
 func EncodeToResponse(w http.ResponseWriter, response interface{}) error {
 	w.WriteHeader(http.StatusOK)