Memberships Schweizerische Treuhandkammer Schweizerischer Treuhänder-Verband I AG Integrated Advisory Group ZTV Zuger Treuhändervereinigung HDV Zuger Handels- und Dienstleistungsverband Federal Tax Authority General VAT Federal taxes, Withholding taxes, Stamp duties Commercial Register Federal Commercial Register Commercial Register of the canton Zug Commercial Register of the canton Zirich Cantonal Tax Authorities Aargau Appenzell I. Rh. Appenzell A. Rh. Baselland Baselstadt Bern Freiburg Genf Glarus Graubünden Jura Luzern Neuchâtel Nidwalden Obwalden Schaffhausen Schwyz Solothurn St. Gallen Thurgau Tessin Uri Wallis Waadt Zug Zürich Authorities Canton Zug City of Zug Law Official collection of federal law Federal court rulings starting from 1975 Federal office for social securities Code of laws of the canton Zug Code of laws of the canton Zurich Swiss Code of Obligation Swiss Codes Swiss Code of Civil Law