diff --git a/cmd/api-errors.go b/cmd/api-errors.go
index 0e6cec8ba..30b0bf5b0 100644
--- a/cmd/api-errors.go
+++ b/cmd/api-errors.go
@@ -1810,7 +1810,7 @@ func toAPIError(ctx context.Context, err error) APIError {
 			}
 		case tagging.Error:
 			apiErr = APIError{
-				Code:           "InvalidTag",
+				Code:           e.Code(),
 				Description:    e.Error(),
 				HTTPStatusCode: http.StatusBadRequest,
 			}
diff --git a/mint/run/core/aws-sdk-go/quick-tests.go b/mint/run/core/aws-sdk-go/quick-tests.go
index daf4caa42..8c4499ff9 100644
--- a/mint/run/core/aws-sdk-go/quick-tests.go
+++ b/mint/run/core/aws-sdk-go/quick-tests.go
@@ -607,6 +607,200 @@ func testObjectTagging(s3Client *s3.S3) {
 		failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go PUTObjectTagging input did not match with GetObjectTagging output %v", nil), nil).Fatal()
 		return
 	}
+	successLogger(function, args, startTime).Info()
+}
+
+func testObjectTaggingErrors(s3Client *s3.S3) {
+	startTime := time.Now()
+	function := "testObjectTagging"
+	bucket := randString(60, rand.NewSource(time.Now().UnixNano()), "aws-sdk-go-test-")
+	object := randString(60, rand.NewSource(time.Now().UnixNano()), "")
+	args := map[string]interface{}{
+		"bucketName": bucket,
+		"objectName": object,
+	}
+
+	_, err := s3Client.CreateBucket(&s3.CreateBucketInput{
+		Bucket: aws.String(bucket),
+	})
+	if err != nil {
+		failureLog(function, args, startTime, "", "AWS SDK Go CreateBucket Failed", err).Fatal()
+		return
+	}
+	defer cleanup(s3Client, bucket, object, function, args, startTime, true)
+
+	_, err = s3Client.PutObject(&s3.PutObjectInput{
+		Body:   aws.ReadSeekCloser(strings.NewReader("testfile")),
+		Bucket: aws.String(bucket),
+		Key:    aws.String(object),
+	})
+
+	if err != nil {
+		failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go PUT expected to success but got %v", err), err).Fatal()
+		return
+	}
+
+	// case 1 : Too many tags > 10
+	input := &s3.PutObjectTaggingInput{
+		Bucket: aws.String(bucket),
+		Key:    aws.String(object),
+		Tagging: &s3.Tagging{
+			TagSet: []*s3.Tag{
+				{
+					Key:   aws.String("Key1"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key2"),
+					Value: aws.String("Value4"),
+				},
+				{
+					Key:   aws.String("Key3"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key4"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key5"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key6"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key7"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key8"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key9"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key10"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key11"),
+					Value: aws.String("Value3"),
+				},
+			},
+		},
+	}
+
+	_, err = s3Client.PutObjectTagging(input)
+	if err == nil {
+		failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go PUT expected to fail but succeeded"), err).Fatal()
+		return
+	}
+
+	if aerr, ok := err.(awserr.Error); ok {
+		if aerr.Code() != "BadRequest" && aerr.Message() != "BadRequest: Object tags cannot be greater than 10" {
+			failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go PUT expected to fail but got %v", err), err).Fatal()
+			return
+		}
+	}
+
+	// case 2 : Duplicate Tag Keys
+	input = &s3.PutObjectTaggingInput{
+		Bucket: aws.String(bucket),
+		Key:    aws.String(object),
+		Tagging: &s3.Tagging{
+			TagSet: []*s3.Tag{
+				{
+					Key:   aws.String("Key1"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key1"),
+					Value: aws.String("Value4"),
+				},
+			},
+		},
+	}
+
+	_, err = s3Client.PutObjectTagging(input)
+	if err == nil {
+		failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go PUT expected to fail but succeeded"), err).Fatal()
+		return
+	}
+
+	if aerr, ok := err.(awserr.Error); ok {
+		if aerr.Code() != "InvalidTag" && aerr.Message() != "InvalidTag: Cannot provide multiple Tags with the same key" {
+			failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go PUT expected to fail but got %v", err), err).Fatal()
+			return
+		}
+	}
+
+	// case 3 : Too long Tag Key
+	input = &s3.PutObjectTaggingInput{
+		Bucket: aws.String(bucket),
+		Key:    aws.String(object),
+		Tagging: &s3.Tagging{
+			TagSet: []*s3.Tag{
+				{
+					Key:   aws.String("Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1"),
+					Value: aws.String("Value3"),
+				},
+				{
+					Key:   aws.String("Key1"),
+					Value: aws.String("Value4"),
+				},
+			},
+		},
+	}
+
+	_, err = s3Client.PutObjectTagging(input)
+	if err == nil {
+		failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go PUT expected to fail but succeeded"), err).Fatal()
+		return
+	}
+
+	if aerr, ok := err.(awserr.Error); ok {
+		if aerr.Code() != "InvalidTag" && aerr.Message() != "InvalidTag: The TagKey you have provided is invalid" {
+			failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go PUT expected to fail but got %v", err), err).Fatal()
+			return
+		}
+	}
+
+	// case 4 : Too long Tag value
+	input = &s3.PutObjectTaggingInput{
+		Bucket: aws.String(bucket),
+		Key:    aws.String(object),
+		Tagging: &s3.Tagging{
+			TagSet: []*s3.Tag{
+				{
+					Key:   aws.String("Key1"),
+					Value: aws.String("Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1Key1"),
+				},
+				{
+					Key:   aws.String("Key1"),
+					Value: aws.String("Value4"),
+				},
+			},
+		},
+	}
+
+	_, err = s3Client.PutObjectTagging(input)
+	if err == nil {
+		failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go PUT expected to fail but succeeded"), err).Fatal()
+		return
+	}
+
+	if aerr, ok := err.(awserr.Error); ok {
+		if aerr.Code() != "InvalidTag" && aerr.Message() != "InvalidTag: The TagValue you have provided is invalid" {
+			failureLog(function, args, startTime, "", fmt.Sprintf("AWS SDK Go PUT expected to fail but got %v", err), err).Fatal()
+			return
+		}
+	}
+
+	successLogger(function, args, startTime).Info()
 }
 
 // Tests bucket re-create errors.
@@ -853,5 +1047,6 @@ func main() {
 	}
 	if isObjectTaggingImplemented(s3Client) {
 		testObjectTagging(s3Client)
+		testObjectTaggingErrors(s3Client)
 	}
 }
diff --git a/pkg/bucket/object/tagging/error.go b/pkg/bucket/object/tagging/error.go
index 42d0b75e0..89c4fab81 100644
--- a/pkg/bucket/object/tagging/error.go
+++ b/pkg/bucket/object/tagging/error.go
@@ -23,13 +23,14 @@ import (
 // Error is the generic type for any error happening during tag
 // parsing.
 type Error struct {
-	err error
+	err  error
+	code string
 }
 
 // Errorf - formats according to a format specifier and returns
 // the string as a value that satisfies error of type tagging.Error
-func Errorf(format string, a ...interface{}) error {
-	return Error{err: fmt.Errorf(format, a...)}
+func Errorf(format, code string, a ...interface{}) error {
+	return Error{err: fmt.Errorf(format, a...), code: code}
 }
 
 // Unwrap the internal error.
@@ -42,3 +43,11 @@ func (e Error) Error() string {
 	}
 	return e.err.Error()
 }
+
+// Code returns appropriate error code.
+func (e Error) Code() string {
+	if e.code == "" {
+		return "BadRequest"
+	}
+	return e.code
+}
diff --git a/pkg/bucket/object/tagging/tagging.go b/pkg/bucket/object/tagging/tagging.go
index e9cbb5054..2b9b69560 100644
--- a/pkg/bucket/object/tagging/tagging.go
+++ b/pkg/bucket/object/tagging/tagging.go
@@ -33,10 +33,10 @@ const (
 
 // errors returned by tagging package
 var (
-	ErrTooManyTags     = Errorf("Cannot have more than 10 object tags")
-	ErrInvalidTagKey   = Errorf("The TagKey you have provided is invalid")
-	ErrInvalidTagValue = Errorf("The TagValue you have provided is invalid")
-	ErrInvalidTag      = Errorf("Cannot provide multiple Tags with the same key")
+	ErrTooManyTags     = Errorf("Object tags cannot be greater than 10", "BadRequest")
+	ErrInvalidTagKey   = Errorf("The TagKey you have provided is invalid", "InvalidTag")
+	ErrInvalidTagValue = Errorf("The TagValue you have provided is invalid", "InvalidTag")
+	ErrInvalidTag      = Errorf("Cannot provide multiple Tags with the same key", "InvalidTag")
 )
 
 // Tagging - object tagging interface
@@ -51,15 +51,15 @@ func (t Tagging) Validate() error {
 	if len(t.TagSet.Tags) > maxTags {
 		return ErrTooManyTags
 	}
-	if t.TagSet.ContainsDuplicateTag() {
-		return ErrInvalidTag
-	}
 	// Validate all the rules in the tagging config
 	for _, ts := range t.TagSet.Tags {
 		if err := ts.Validate(); err != nil {
 			return err
 		}
 	}
+	if t.TagSet.ContainsDuplicateTag() {
+		return ErrInvalidTag
+	}
 	return nil
 }