Due date for filing GST return (GSTR-3B) is 20th of every month. Post author:admin Post published:June 17, 2018 Post category:News Post comments:0 Comments Views: 5,341 Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.