The phrase "a minimum contribution" is correct and usable in written English.
It can be used when referring to the least amount of effort, money, or resources that is required or expected in a particular context.
Example: "To participate in the fundraiser, each attendee is asked to make a minimum contribution of $20."
Alternatives: "a basic contribution" or "a required contribution".
Like many tycoons, at the time of the attack Bun carried the title of oknha — an honorific ostensibly bestowed upon those who have contributed to development in the country, but which requires a minimum contribution of $100,000 to the government.
Tickets: $15, $5 for students tomorrow; a minimum contribution of $50 on Sunday.
It said a minimum contribution of A$500,000£325,00000) would be made.
Employers with fewer than 50 on staff provide each participant with a minimum contribution $3,000.
Tickets for Mr. Costanza's recital are $20, $5 for students; Ms. Laredo's recital is open to Friends of Maverick for a minimum contribution of $50 (Allan Kozinn).
If you're at least 16, but under 75, earn more than £5,564 a year and ask to be enrolled, your company will have to put you in the scheme and pay a minimum contribution, too.
Gold members will contribute.025% of their company revenue per year, assuming an expected minimum contribution of $50,000 and a maximum of $200,000.
A $2,500 minimum contribution from income is assessed for all incoming students to provide an incentive to work.
Ms. Snowe offered two amendments to reduce the penalty or replace it with a "defined minimum contribution," to help pay for health care.
It ruled out a 8.5% minimum contribution, as the £200,000 it would attract in transitional grant was unlikely to make much difference for one year.
Mr. Gioia recently had several hundred guests at a fund-raiser at a bar in the Upper West Side of Manhattan to celebrate his 28th birthday, for a $40 minimum contribution.
