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Sphere's Global Compliance Blog

Find regional guides, tax developments and thought leadership at the intersection of AI and tax here

Building TRAM | The World’s First Tax Review and Assessment Model

Sphere's AI-native tax research system that interprets global indirect tax rules, builds product taxonomies, and automates taxability and rate determinations.

Alex Bowcut
23 Nov 2025
AI

Sphere Raises $21M Series A Led by Andreessen Horowitz

Sphere secured a $21M Series A led by a16z to build the first AI-native cross-border compliance engine, meeting rising demand for scalable global tax solutions.

Nick Rudder
18 Nov 2025
Announcements

What Is a Tax Exempt Certificate?

What is a tax exempt certificate? Learn how SaaS companies use them, who qualifies, and how to stay compliant across U.S. states and beyond.

Jennifer Dunn
16 Dec 2025
Indirect Tax

What Is a VAT/GST ID? Global Tax Guide for SaaS

Do you need a VAT or GST ID for global SaaS sales? This guide covers registration, verification, and compliance tips every CFO should know.

Jennifer Dunn
06 Dec 2025
SaaS

Is SaaS Taxable in New York? Yes—Here’s Why

New York treats most SaaS subscriptions as taxable software. Learn about NY sales tax law for SaaS, including when to charge tax, how to register & file returns, and ways to stay compliant.

Jennifer Dunn
16 Dec 2025
Regional Guides

Is SaaS Taxable in Florida? A Simple Breakdown

Learn if SaaS is taxable in Florida, key sales tax rules, economic nexus thresholds, exemptions, and how to register, file, and stay compliant—plus tips on making tax easy for SaaS businesses.

Ken Boyd
16 Dec 2025
Regional Guides

Is There Sales Tax in Dubai? VAT Rules Explained

Curious about sales tax in Dubai? Learn how VAT works, what’s taxed, and how it affects businesses and shoppers in the UAE.

Jennifer Dunn
16 Dec 2025
Regional Guides

Expanding Globally: How to Get a VAT Number

Expanding internationally? Learn how to get a VAT number for your SaaS or digital product business. Our expert guide covers VAT registration steps, key concepts like OSS and reverse charge, and how Sphere simplifies global VAT compliance.

Jennifer Dunn
16 Dec 2025
Regional Guides

Global Expansion Benefits & How to Stay Compliant

Global expansion gives SaaS companies a larger customer base and revenue streams. Learn how to capitalize on these benefits and manage global tax compliance.

Jennifer Dunn
16 Dec 2025
SaaS

Global SaaS 101: What Is Transfer Pricing?

What is transfer pricing for SaaS? Learn arm’s length rules, OECD/IRS methods, docs, and risks, plus tools to scale compliance across tax jurisdictions.

Jennifer Dunn
16 Dec 2025
Indirect Tax

Exemption Certificate Management for SaaS

Understand the full process of exemption certificate management and how automation helps SaaS companies simplify tax compliance and stay audit-ready.

Jennifer Dunn
16 Dec 2025
Indirect Tax

Do I Charge Sales Tax to International Customers?

Should you charge sales tax to international customers? Get clear answers on VAT, GST, reverse charge, and how to stay compliant with Sphere.

Jennifer Dunn
16 Dec 2025
Indirect Tax

Form 10F (India): Avoid Double Taxation – Complete Guide

Form 10F India is a tax form for non-residents to claim DTAA benefits and avoid double taxation on Indian income. Learn who needs to file, required documents, filing steps, and consequences of non-compliance.

Jennifer Dunn
16 Dec 2025
Indirect Tax

E-Invoicing Regulations: What to Know

E-invoicing mandates are accelerating worldwide—and U.S.-based SaaS companies can’t afford to ignore them. Learn key compliance requirements, global rollout timelines, and how automation helps you stay ahead of penalties and delays.

Ken Boyd
16 Dec 2025
Regional Guides

Do US Companies Have a VAT Number?

Confused about VAT vs. sales tax? Learn why U.S. startups selling in the EU, UK, or Canada need to understand VAT rules, numbers, and registration triggers.

Jennifer Dunn
16 Dec 2025
Regional Guides
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