The phrase "a requirement for it" is correct and usable in written English.
You can use it when discussing conditions or prerequisites necessary for something to occur or be valid.
Example: "Completing the training program is a requirement for it to be eligible for certification."
Alternatives: "a prerequisite for it" or "a condition for it".
The film was shown for two weeks last year at one St Petersburg cinema, to fulfil a requirement for it to be nominated for Russia's Oscar entry.
The old way of doing procurement of a new system is, we'd have two or three years of studying the analysis of alternatives to a complicated cup, and then we'd set a requirement for it, and you'd be two or three years into this before you'd even built anything.
Because of a requirement for it to have at least 65,000 seats for the World Cup opening match, temporary seats were added to the stadium for the tournament.
That may be a requirement for him to keep his job; it may also be what he wants himself.
If there is a requirement for which it is difficult to decide which is its main concern, the software engineer may consider rewriting this requirement.
Again, this is not a requirement for replication; it is merely one form of a replicator.
HLA typing is a valuable diagnostic tool but not a requirement for diagnosis; it has a sensitivity of 96% and a specificity of 93% [3].
And while passionate kissing isn't a requirement for sex, it seems to be a core component of pleasurable sex.
First, while it maintains a requirement for visual selection, it also has a divided attention component where attention needs to be maintained centrally while also efficiently allocated to the periphery.
The value of this feasibility study is threefold: it determines whether there is a requirement for a study, it establishes whether surgeon and patient opinion is permissive of the proposed trial, and it also provides guidance for trial design.
Fitness is not only a requirement for military personnel; it's also one of the main leisure pursuits on base.
