Google Play's New Stance on 501(c)(6) Donations: AnkiDroid's Challenge

For developers deeply embedded in the open-source ecosystem, the challenge of sustainable funding is ever-present. Many projects rely on community donations, often facilitated by fiscal hosts that simplify legal and financial complexities. Recently, AnkiDroid, a widely used open-source flashcard application for Android, has found itself in a precarious situation with Google Play over its long-standing donation mechanism, raising critical questions about platform policies and their impact on FOSS projects.

The Core of the Conflict: Google Play's Payments Policy

AnkiDroid, an independent Android client for the Anki flashcard system with over 10 million installs, operates entirely on a volunteer basis. Its sole source of funding for maintenance and development comes from donations channeled through its Open Collective page. This Open Collective account leverages the Open Source Collective, a US non-profit, as its fiscal host. The Open Source Collective holds an IRS determination letter recognizing it as tax-exempt under Section 501(c)(6).

The crux of the problem lies in Google Play's Payments Policy. Specifically, Section 3 of the policy states that Google Play's billing system "must not be used in cases where payments include … tax exempt donations." This implies that for tax-exempt donations, external payment methods are not just allowed, but required. However, Google's subsequent communications introduced a critical nuance. An email from Google dated August 6, 2026, clarified that donations may only be collected for "a validated tax-exempt organization (for example, a validated 501(c)(3) charitable organization in the United States or the local equivalent)."

AnkiDroid promptly provided the IRS determination letter for the Open Source Collective's 501(c)(6) status. Yet, Google's response on August 7, 2026, stated that AnkiDroid "allows users to contribute donations to an organization that is not tax-exempt." This direct contradiction — Google's policy allowing external links for "tax exempt donations" versus their rejection of a 501(c)(6) entity as "not tax-exempt" — forms the heart of the dispute.

Understanding 501(c)(6) vs. 501(c)(3) and Google's Stance

To unpack this, it's essential to understand the difference between 501(c)(3) and 501(c)(6) tax statuses in the US. Both are tax-exempt categories, but they serve different purposes:

• 501(c)(3) organizations are typically charitable, educational, or religious entities. Donations made to these organizations are generally tax-deductible for the donor.
• 501(c)(6) organizations are business leagues, chambers of commerce, real estate boards, or boards of trade. These organizations are tax-exempt at the organizational level, but contributions made to them are generally not tax-deductible for the donor as charitable contributions (though they might be deductible as business expenses).

While 501(c)(6) organizations are indeed "tax-exempt" in the sense that they don't pay federal income tax, Google's policy language, by specifically citing "501(c)(3) charitable organization," suggests a narrower interpretation focused on donor tax-deductibility rather than the organization's tax status alone. Google has not explicitly explained why a 501(c)(6) determination is deemed insufficient for their "tax-exempt donations" criteria.

Implications and AnkiDroid's Dilemma

Google Play's enforcement carries severe consequences. As of August 28, 2026, AnkiDroid updates were rejected, and the app faces removal from Google Play worldwide (excluding India and Russia) by September 11, 2026, if the issue remains unresolved.

Google has offered several pathways to compliance, none ideal for AnkiDroid's current model:

1. Remove the donation feature from the app.
2. Collect donations using Google Play's in-app purchase system. This would mean Google taking a percentage (typically 15-30%) of every donation, significantly reducing funds for the open-source project.
3. Enroll in region-specific alternative payment system programs (US, EEA, South Korea, India) or the external content links program (EEA).

Faced with imminent removal, the AnkiDroid team is forced to remove all donation links from its Play Store build for version 2.24.X under protest. This is a pragmatic, immediate step to ensure continued distribution to its vast user base, but it effectively cripples their primary funding channel.

Practical Takeaways for Developers and Open Source Projects

This incident provides crucial lessons for any open-source project distributed via major app stores and relying on donations:

• Scrutinize Platform Policies Rigorously: The subtle distinction between an organization being "tax-exempt" and donations to it being "tax-deductible" can be a major point of conflict with platform policies. Always seek clarity on specific tax statuses required by app stores for donation features.
• Diversify Funding Channels: Relying solely on in-app links to external donation platforms carries significant risk. Explore alternative or supplementary funding methods that are less dependent on app store policies.
• Understand Fiscal Hosts' Tax Status: If using a fiscal host, be fully aware of their exact tax status and how it aligns with the strictures of distribution platforms like Google Play or Apple App Store.
• Advocate and Document: When facing policy challenges, precise documentation (like IRS determination letters) and clear communication of the issue, as AnkiDroid has done, are vital. Community support in raising awareness, particularly among those with influence within these platforms, can also be invaluable.

AnkiDroid's situation highlights the ongoing tension between platform control, monetization policies, and the sustenance of independent open-source initiatives. As developers, understanding these dynamics is critical for navigating the complex digital landscape.

FAQ

Q: What is the fundamental difference between an IRS 501(c)(3) and 501(c)(6) organization in the context of Google Play's policy?

A: Both 501(c)(3) and 501(c)(6) organizations are tax-exempt at the federal level in the United States. However, Google's policy appears to differentiate them by implicitly or explicitly requiring a status where donations are also tax-deductible for the donor, which is characteristic of 501(c)(3) charitable organizations. Donations to a 501(c)(6) (like a business league or trade association) are generally not tax-deductible for the donor as charitable contributions, even though the organization itself is exempt from income tax.

Q: Why can't AnkiDroid simply use Google Play's billing system for donations to comply with the policy?

A: While using Google Play's billing system would resolve the policy violation, it introduces a significant financial overhead. Google typically takes a service fee (e.g., 15-30%) on transactions processed through its billing system. For an open-source project like AnkiDroid, which relies entirely on community donations for its operational budget, losing a substantial percentage of its funding to platform fees would severely impact its ability to maintain and develop the application. Furthermore, Google's policy explicitly states that its billing system "must not be used" for tax-exempt donations, suggesting a preference for external links for genuinely charitable giving.

Q: What is the immediate impact of this policy enforcement on AnkiDroid and its users?

A: The immediate impact is that AnkiDroid has been forced to remove all donation links from its app build distributed via the Google Play Store. While the app itself remains available, its primary funding mechanism has been disabled for the majority of its user base. If the issue is not fully resolved, AnkiDroid faces complete removal from Google Play by September 11, 2026, for all regions except India and Russia, which would severely restrict its reach and user engagement.