The phrase "allegedly required" is correct and usable in written English.
It can be used when discussing something that is claimed or asserted to be necessary, but without definitive proof.
Example: "The documents were allegedly required for the investigation, but no one could confirm their necessity."
Alternatives: "reportedly necessary" or "supposedly needed".
The jobs allegedly required no work, but those holding them were paid salaries.
He wanted me to put aside the finance jargon and explain how software could be better at something that allegedly required so much wisdom and judgment.
The women are Kelly's "babies," who are allegedly required to call him "daddy".
Kelly calls the women his "babies," and they're allegedly required to call him "daddy".
A state trial court in Albuquerque, New Mexico, ended its relationship this week with a mediation provider who allegedly required single mother Holly Salzman to participate in prayer and religious assignments as part of court-ordered family counseling.
Anyway, the second thing that started to become apparent was that they were no longer testing applicants before they allowed them to enroll; I could no longer believe that a good 30% percentof my students had managed to graduate from high school, and the basic computer skills that were allegedly required also seemed to be optional as well.
He suggests that in relative clause donkey sentences, anaphoric pronouns "go proxy" for number neutral descriptions (which Neale calls numberless), and so explains why 'Every man who owns a donkey beats it.' (allegedly) requires every man who owns donkeys to beat all the donkeys he owns in the same way Neale does (see p. 175).
Having learned from his previous campaign, Combs now attacked Chandler for allegedly requiring state employees to donate 2% of their salaries to his campaign.
Murray, who campaigned with and donated to Republican presidential candidate Mitt Romney during the election season, drew criticism in August for allegedly requiring workers at an Ohio mine owned by the energy company to give up a day's pay to attend a "mandatory" Romney campaign event.
The woman's story seems to jibe with a conservative meme: a 1993 law known as Motor Voter has pushed large groups of ineligible voters onto the rolls because it allegedly requires staff working at state driver's licenses agencies and social assistance offices to register all their clients to vote.
Lockhart declined to participate, but did allegedly sign the required paperwork so the film-makers could use his name.
