The phrase "eligible by" is grammatically correct and can be used in written English
It is often used to refer to the criteria or requirements that make someone or something eligible for a specific opportunity or benefit. Example: The candidate must be eligible by age and citizenship to run for office.
Similarly, 722 of the 989 controls initially matched to eligible cases were determined to be eligible by chart review and the eligibility of 29 could not be determined.
Eligible, by Curtis Sittenfeld (Random House).
He was declared eligible by the N.C.A.A. on Friday.
She made it, first-year eligible, by staying true to herself, grounded in belief that she could soar.
Senators' sons were eligible by right of birth but lost this title on admittance to the Senate.
The convicted prince is a "Royal Highness" prince – one of the few hundred males eligible by birth to ascend to the Saudi throne.
Eligible by Curtis Sittenfeld (Borough) Pride and Prejudice updated to modern Cincinnati by the American Wife author, featuring reality TV star Chip Bingley and haughty neurosurgeon Fitzwilliam Darcy.
There is the small, minority-owned firm with deep ties to President Obama's Chicago backers, made eligible by the Federal Reserve to handle potentially lucrative credit deals.
Eligible by Curtis Sittenfeld (HarperCollins £14.99 is a pitch-perfect adaptation of Austen's Pride and Prejudice and was pure joy from the very first page.
From an academic standpoint, universities try to keep players eligible by providing them with an extensive support network of tutors and advisers.
The forceful No8 becomes eligible by residence to play for England next June but not in time to represent them on their three-Test summer tour of Australia.
