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blogs

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
26 Nov 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
26 Nov 2025
SaaS

DAC 7 Directive: What SaaS Platforms Must Know

DAC7 imposes new rules on digital platform operators. This guide breaks down who must report, what to collect, and how the right software can help.

Jennifer Dunn
26 Nov 2025
Indirect Tax

Customs Compliance: The Complete Guide for Global Businesses

Learn customs compliance basics: classification, origin, valuation. Avoid penalties, manage tariffs, and streamline trade with modern solutions.

Jennifer Dunn
26 Nov 2025
Indirect Tax

Chicago Amusement Tax Explained: Rules & Rates

Learn Chicago amusement tax rules: rates, exemptions, and compliance steps for SaaS and streaming, and the best ways and tools to approach it with.

Jennifer Dunn
26 Nov 2025
Regional Guides

Best Transfer Pricing Software for Compliance

Compare leading transfer pricing solutions. Find cloud-based, AI-powered tools to manage global compliance and streamline your TP process.

Jennifer Dunn
26 Nov 2025
Tools

Best AI Tax Software for 2025: Top 5 Tools Reviewed

Discover the best AI tax software for 2025. Compare Sphere, TaxGPT, Kintsugi & more for tax prep, filing, code assignment, nexus tracking & compliance.

Jennifer Dunn
26 Nov 2025
Tools
AI

Are Subscriptions Taxable? A Guide for SaaS & Digital Products

Are subscriptions subject to tax? Find out how SaaS, apps, and digital products are taxed in the US and globally in this guide.

Jennifer Dunn
26 Nov 2025
SaaS

AI Tools for Tax Professionals: Automate Smarter, Not Harder

See how AI is streamlining tax compliance in 2025. Discover top tools for automation, risk analysis, and global filings to find the best fit for your tax needs.

Jennifer Dunn
26 Nov 2025
AI
Tools

VAT Refund: Step-by-Step Guide for US Businesses

Explore the VAT refund process for B2B companies in the USA. Get tips on eligibility, documentation, and automation with Sphere’s tax compliance platform.

Jennifer Dunn
23 Nov 2025
Indirect Tax

Reverse Charge VAT Explained: What It Is & How It Works

Learn how reverse charge VAT helps shift tax reporting to the buyer, cut down on foreign registrations, and simplify global tax compliance.

Jennifer Dunn
23 Nov 2025
Indirect Tax

Top 8 Financial Reporting Tools for Modern CFOs

Upgrade your financial reporting with AI-driven tools leveraging automation, real-time dashboards, and integrated tax compliance, boosting accuracy and speed.

Jennifer Dunn
16 Nov 2025
Tools

What Is Import Tax & How Is It Calculated?

What is import tax? Learn how tariffs and customs duties affect goods, costs, and compliance. A must-read for SaaS, tech, and global businesses.

Jennifer Dunn
16 Nov 2025
Indirect Tax
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