Sales Tax & Exemption 8 min read
The Comprehensive Merchant Guide to Sales-Tax Exemption Certificates Understanding resale certificates, non-profit exemptions, state validation rules, and audit-ready record keeping.
A practical guide for Shopify merchants selling to wholesale, B2B, or non-profit buyers. Covers state-by-state resale permit rules, SST uniformity, and how to defend against state sales-tax audits.
Statute: Streamlined Sales and Use Tax Agreement (SSUTA) & Multi-State Tax Commission (MTC)
Read Guide CPSC & Product Safety 10 min read
CPSIA Compliance & Children's Product Certificates (CPC) A complete walkthrough of 15 U.S.C. § 2063, accredited lab testing, vector QR certificates, and tracking labels.
How manufacturers, importers, and private-label brands selling toys or children's goods on Shopify ensure CPSC compliance, generate valid CPCs, and avoid customs port seizures.
Statute: Consumer Product Safety Improvement Act (CPSIA § 102) & 15 U.S.C. § 2063
Read Guide EU Cross-Border & GPSR 9 min read
EU General Product Safety Regulation (GPSR 2023/988) What non-EU Shopify merchants must do to maintain European market access under Regulation (EU) 2023/988.
Complete guide to EU GPSR distance selling requirements. Establishing an authorized EU Responsible Person, displaying Article 19 warnings on product pages, and preparing Technical Files.
Statute: Regulation (EU) 2023/988 of the European Parliament and of the Council
Read Guide Circular Economy & EPR 8 min read
EU Extended Producer Responsibility (EPR) & Packaging Laws Mastering German VerpackG (LUCID), French Loi AGEC, and dual-system recycling declarations.
How cross-border Shopify stores comply with European environmental packaging mandates, register with national agencies, and calculate order tare weights.
Statute: German Packaging Act (VerpackG) & French Environmental Code (Loi AGEC)
Read Guide California Prop 65 9 min read
California Proposition 65 & Internet Warning Regulations Protecting your e-commerce store against bounty-hunter 60-day notice lawsuits with 27 CCR § 25602(b) safe-harbor warnings.
How California Prop 65 regulations apply to internet sales, how predatory plaintiff attorneys exploit Shopify stores, and how to establish an immutable safe-harbor defense.
Statute: Safe Drinking Water and Toxic Enforcement Act of 1986 (Cal. Health & Safety Code § 25249.6) & 27 CCR § 25602(b)
Read Guide Infrastructure & Sovereign Hosting 7 min read
Sovereign Infrastructure: Running Domillio on Your Own Server or Cloud VPS Complete blueprint for deploying Domillio on your own Linux server, private bare-metal, or cloud container platform with PostgreSQL, Docker, and Cloudflare Zero Trust Tunnels.
How to deploy production-grade Domillio compliance apps on your own server, private bare-metal, or cloud VPS with zero open router ports, automated SSL, and complete merchant data sovereignty.
Statute: EU GDPR Article 25 (Data Protection by Design and by Default) & US FTC Data Security Guidelines
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