AWS SDK for .NET Documentation
DeleteBucketTagging Method (request)
AmazonAmazon.S3AmazonS3DeleteBucketTagging(DeleteBucketTaggingRequest) Did this page help you?   Yes   No    Tell us about it...
Deletes the tags set on a bucket.
Declaration Syntax
Parameters
request (DeleteBucketTaggingRequest)
The DeleteBucketTaggingRequest that defines the parameters of the operation.
Return Value
Returns a DeleteBucketTaggingResponse from S3.
Remarks
If you delete a tagging that does not exist yet, Amazon S3 will return a success (not an error message).
Exceptions

Assembly: AWSSDK (Module: AWSSDK) Version: 1.5.60.0 (1.5.60.0)