The phrase "are supposedly required" is correct and usable in written English.
It can be used when discussing something that is claimed or believed to be necessary, often without definitive proof.
Example: "According to the new regulations, certain safety measures are supposedly required for all construction sites."
Alternatives: "are said to be necessary" or "are claimed to be mandatory."
Falcon 7213 Sunset Boulevard, Hollywood; (323) 850-5350 GETTING IN: A dinner reservation is supposedly required for entry, but the velvet rope always parts for babes.
Two months ago, Mr. Lein and other managers arranged for Ms. Morse's transfer to a position testing more complex software designs, even though she lacked the experience that was supposedly required for the job.
On April 5th the court ruled that Mr Yunus, aged 70, was required by law to step down as managing director when he turned 60, and the belated enforcement of that requirement late last year was legally valid.To Mr Yunus, and his many supporters around the world, the decision to push him out, so long after this was supposedly required, was a politically-motivated use of a technicality.
In particular he is known for developing a concept of a Spirit of Nature, an intermediary between God and the world which was supposedly required to account for those physical phenomena which could not be explained by the mechanical philosophy, and a concept of an infinite absolute space which was also made to represent immaterial reality, and even to share a number of the attributes of God.
The earliest community sites for the ancient Homo species, possibly beginning 400,000 years, are supposedly within caves requiring fire for warmth and for cooking of food [ 128].
"These are supposedly the smart people".
And girls are supposedly O.K. with both?
Both features are supposedly lacking in euroland.
The Giants are, supposedly, simmering.
There are supposedly two from each company.
