The phrase "a certain sum in" is correct and usable in written English.
It can be used when referring to an unspecified amount of money or value in a particular currency or context.
Example: "The company agreed to pay a certain sum in compensation for the damages caused."
Alternatives: "an unspecified amount in" or "a particular sum in".
Below the line: How the scams work * Restaurant and bar owners assume staff will receive a certain sum in tips and deduct the cash from their wages.
They include: restaurants assuming staff will receive a certain sum in tips and deducting that cash from their pay packets; employees being wrongly classified as volunteers and thus not entitled to a wage; companies charging staff for uniforms or benefits in kind, such as accommodation or transport; and paying cash-in-hand so that hours and wages go unrecorded.
Residency - Foreign nationals can usually obtain residency if they: work for a local business; employ a minimum number of Cape Verdean nationals; invest more than a certain sum in a new business; or if they can prove they have sufficient income from outside the country to provide for themselves and pay for private healthcare.
The federal programme kicks in when industry losses are greater than a certain sum ($10 billion in 2003, $12.5 billion in 2004 and $15 billion in 2005).
He read in Sylvia Porter's financial column that when she didn't earmark a certain sum for saving in U.S. bonds, it just frittered away in dribs & drabs.
A global rule preventing heads of state from moving more than a certain sum abroad while in office would do the trick.
And if he wanted to divorce her, he was required to pay her a certain sum of money in order to protect her from poverty.
When you enroll in a settlement program, the company with whom you're working requires you to deposit a certain sum of money in a trust account.
Thus, a promise of A to pay B a certain sum at a specified date in the future could be used by B to pay a debt to C. This "negotiability of credit" was facilitated by the development of a variety of negotiable instruments including promissory notes, checks, and drafts (bills of exchange).
They are tickets that entitle the holder to collect a certain sum from the U.S. Treasury on a certain day in the future.
It's a 'fixed income' financial product: the issuer - usually a government or a company borrowing money in the financial markets - promises to pay out a certain sum each year.
