By Chris Vallance & Tom Gerken
Technology reporters
Wikipedia volition not comply with immoderate property checks required nether the Online Safety Bill, its instauration says.
Rebecca MacKinnon, of the Wikimedia Foundation, which supports the website, says it would "violate our committedness to cod minimal information astir readers and contributors".
A elder fig successful Wikimedia UK fears the tract could beryllium blocked arsenic a result.
But the authorities says lone services posing the highest hazard to children volition request property verification.
Wikipedia has millions of articles successful hundreds of languages, written and edited wholly by thousands of volunteers astir the world.
It is the eighth most-visited tract successful the UK, according to information from analytics institution SimilarWeb.
The Online Safety Bill, presently earlier Parliament, places duties connected tech firms to support users from harmful oregon amerciable contented and is expected to travel afloat into unit immoderate clip successful 2024.
Neil Brown, a solicitor specialising successful net and telecoms law, says that nether the bill, services apt to beryllium accessed by children indispensable person "proportionate systems and processes" designed to forestall them from encountering harmful content. That could see property verification.
Lucy Crompton-Reid, main enforcement of Wikimedia UK, an autarkic foundation affiliated with the foundation, warns immoderate worldly connected the tract could trigger property verification.
"For example, acquisition substance and images astir sexuality could beryllium misinterpreted arsenic pornography," she said.
But Ms MacKinnon wrote: "The Wikimedia Foundation volition not beryllium verifying the property of UK readers oregon contributors."
As good arsenic requiring Wikipedia to stitchery information astir its users, checking ages would besides necessitate a "drastic overhaul" to method systems.
If a work does not comply with the bill, determination tin beryllium superior consequences perchance including ample fines, transgression sanctions for elder staff, oregon restricting entree to a work successful the UK.
Wikimedia UK fears the tract could beryllium blocked due to the fact that of its stance.
It was "definitely imaginable that 1 of the astir visited websites successful the satellite - and a captious root of freely accessible cognition and accusation for millions of radical - won't beryllium accessible to UK readers (let unsocial UK-based contributors)", wrote Ms Crompton-Reid.
There are presently 6.6 cardinal articles connected Wikipedia, and she said it was "impossible to imagine" however it would header with checking contented to comply with the bill.
She added: "Worldwide determination are 2 edits per 2nd crossed Wikipedia's 300-plus languages."
The instauration has antecedently said the measure would fundamentally alteration the mode the tract operated by forcing it to mean articles alternatively than volunteers.
Encyclopaedia exemption
It wants the instrumentality to travel the EU Digital Services Act, which differentiates betwixt centralised contented moderation carried retired by employees and the Wikipedia-style exemplary by assemblage volunteers.
On Tuesday, the House of Lords debated an amendment from Conservative adjacent Lord Moylan that would exempt services "provided for the nationalist benefit", specified arsenic encyclopaedias, from the bill.
Heritage Minister Lord Parkinson said helium did not deliberation this would beryllium feasible, but added that Wikipedia was an illustration of however assemblage moderation tin beryllium effective.
He said the measure did not accidental that each work needed to person property checks, and it was expected that "only services which airs the highest hazard to children volition usage property verification technologies".
Ms Crompton-Reid told the BBC that portion Lord Parkinson's remarks "reassured" her , the foundation did not privation to beryllium relying connected aboriginal goodwill and mentation of legislation.
It would proceed to impulse that protections to assemblage moderation were successful the measure done measures specified arsenic an objection for nationalist payment websites similar Wikipedia, she said.
A authorities spokesperson told the BBC the measure had been "designed to onslaught the equilibrium betwixt tackling harm without imposing unnecessary burdens connected low-risk tech companies".
Communications watchdog Ofcom volition enforce it and would "focus connected services wherever the hazard of harm is highest".
The authorities besides believes it is improbable Wikipedia would beryllium classed arsenic a class 1 service, those that would beryllium taxable to the bill's strictest rules.