A federal disclaimer rule, not a platform's own policy, sets the legal floor for who must say who paid for a political ad online: under 11 CFR 110.11, the Federal Election Commission's regulation governing public communications, any ad expressly advocating a candidate's election or defeat, soliciting contributions, or qualifying as an electioneering communication must identify who paid for it, and internet ads placed for a fee on someone else's platform get their own layer of technical requirements on top of that baseline.
What actually triggers the disclaimer requirement?
The rule reaches further than campaign commercials. Under 11 CFR 110.11, disclaimers are required on any public communication from a political committee, on political emails sent to more than 500 substantially similar recipients, on political committees' own websites and public-facing apps, on any communication expressly advocating a candidate's election or defeat, on solicitations for contributions, and on electioneering communications — a defined category of broadcast, cable, or satellite ads that name a federal candidate and run close to an election. A committee does not get to decide the rule doesn't apply because the message ran only as a social media post rather than a television spot; the medium is not what triggers the obligation, the content and the payer are.
What must the disclaimer actually say?
The required text depends on who is behind the ad. When a candidate or their committee authorizes the communication, the disclaimer states that the communication was paid for by the authorized committee, or, if someone else funded it, identifies that payor while noting the candidate's authorization. When no candidate has authorized the communication — the case for most outside groups, PACs, and issue advocacy — the disclaimer must clearly state the full name of the person or organization that paid for it, along with a permanent street address, telephone number, or website address where that payor can be identified. There is no version of the rule that lets a paid political ad run with no identifiable payor at all.
How does the rule apply to a video ad or a banner on a platform?
The regulation was written with the constraints of small-screen advertising in mind. For internet public communications — ads placed or promoted for a fee on someone else's platform — the disclaimer must be viewable without requiring the viewer to take any action, must use a type size readable against the surrounding text, and must maintain adequate color contrast. A disclaimer embedded in a video ad must stay visible for at least four seconds. Where an ad's format genuinely doesn't have room for the full text, the rule allows an "adapted disclaimer" — a shortened version paired with a clickable icon or mechanism that leads to the complete disclosure. The rule does carve out a narrow set of formats where a disclaimer isn't required at all: bumper stickers, pins, buttons, pens, and similar small items where the text can't be conveniently printed, plus skywriting, water towers, and wearing apparel — categories that predate digital advertising and were not designed with online ad formats in mind, though the FEC's own guidance for treasurers has not extended that carve-out to online ad units themselves.
What do platforms require beyond what the law demands?
Google's own election-ads policy, published on its advertiser-policy help pages, goes further than the FEC's baseline in the way it verifies who is buying an ad before the ad ever runs. Advertisers seeking to run election ads must complete an identity-verification process that can take up to two steps and up to five business days each, with a complete, billing-enabled account required before eligibility. Once verified, Google states that for most ad formats it will automatically generate a "Paid for by" disclosure using the information submitted during verification, though for some formats the advertiser remains responsible for including the in-ad disclosure itself. That disclosure surfaces differently depending on where the ad runs — directly in the ad on Search, behind an info or menu icon on YouTube, and via the AdChoices icon on display placements.
Google's political-advertising transparency report, built from that verification data, has a scope limit worth naming precisely: it includes only ads that fall within the Election Ads policy and are run by an advertiser Google has verified for elections in that specific country. Google's own documentation offers the clarifying edge case directly — a U.S. election ad from a verified U.S. election advertiser that serves in the U.S. is included in the report, but a U.K. election ad from that same verified U.S. advertiser serving U.S. audiences would not be, because the verification and the ad's subject-country don't match the report's scope rule. An ad that never gets classified as falling under the policy in the first place — deliberately or by omission — does not appear in the transparency report regardless of its content, which is a limitation of a verification-gated disclosure system rather than a loophole unique to any one company.
Why do disclosure regimes differ this much across jurisdictions?
The gap between a legal minimum and a platform's self-imposed verification system is not unique to U.S. election law. Reporting on the European Union's 2021 proposal for political-advertising transparency rules — coverage that predates the bloc's rules eventually taking effect — described the initial draft as leaving significant discretion to platforms and regulators over enforcement detail, illustrating that the design choice between a hard statutory disclosure requirement and a platform-run verification-and-reporting system is a recurring one in ad-transparency policy generally, not a peculiarity of any single country's approach.
| Requirement | FEC baseline (11 CFR 110.11) | Google Election Ads policy |
|---|---|---|
| Who must be identified | Payor's name, plus address, phone, or website if unauthorized by a candidate | Verified advertiser, shown via an automatically generated "Paid for by" line |
| Pre-clearance | None required by the regulation itself | Identity verification, up to two steps, up to five business days each |
| Public record | No FEC-run public ad archive created by this rule | Political-advertising transparency report, scoped to verified advertisers and matching country |
| Known scope gap | Applies only to communications meeting the rule's definitions (express advocacy, solicitation, electioneering communications) | Report excludes ads not classified under the policy or run by an unverified advertiser |
Frequently asked questions
- Does every online political ad legally require a disclaimer? Only ads meeting the rule's specific categories — express advocacy, contribution solicitations, electioneering communications, or communications from a political committee — trigger the FEC's disclaimer requirement under 11 CFR 110.11; general issue commentary that doesn't meet those definitions falls outside it.
- Can a disclaimer be hidden behind a click? The regulation allows an "adapted disclaimer" — a shortened version paired with a clickable mechanism leading to the full text — specifically for formats where the complete disclaimer doesn't fit, but the shortened version itself must still be visible without requiring viewer action.
- Does a platform's ad-transparency report capture every political ad on it? No. Google's own documentation describes the report as scoped to ads that fall under its Election Ads policy and are run by advertisers verified for elections in the relevant country, meaning ads outside that classification don't appear in the report regardless of content.
- What happens if a paid item is too small to fit a disclaimer? The rule exempts a narrow list of items — bumper stickers, pins, buttons, pens, similar small items, plus skywriting, water towers, and wearing apparel — from the disclaimer requirement entirely.
For a related platforms perspective, read How Community Notes decides which fact-checks the public actually sees.