ariaslaw.com/en/news-in/el-salvador–the-ministry-of-finance-issues-list-of-tax-havens-applicable-for-the-year-2023
globaltaxnews.ey.com/news/2022-5928-el-salvadors-tax-authority-publishes-list-of-tax-havens-for-2023
Update:
www.ey.com/en_gl/tax-alerts/el-salvador-s-tax-authority-publishes-list-of-tax-havens-for-2020