Leanpub is owned and operated by Ruboss Technology Corporation.Ruboss's GST number is 845146190RT0001.Related ArticlesBusiness Information About LeanpubI'm based in the EU, and I need your Certificate of Fiscal Residence for accounting purposes.Is it possible to validate your identification number by VIES or using some other database?I'm Canadian, and my accountant is telling me to be concerned about GST. Should I be?Special requirements for royalty payments to India via Wise