The phrase "systems under which" is correct and usable in written English.
You can use it when talking about a system of rules, laws, or any set of regulations. For example: "The government has created new systems under which businesses must operate."
Also, commercial building owners will have to install systems under which each tenant's energy use is measured separately, to provide an incentive for tenants to conserve.
"Local authorities are hamstrung by the current planning and licensing systems, under which councils have extremely limited powers to refuse openings, even in places that are already saturated with certain types of businesses," she added.
Traditional seniority systems, under which people get promoted and paid more as they age, therefore need to change.The missing $3 trillionThe huge cost of pension schemes is being dealt with in the private sector.
Nonetheless, Mr. Janeway said that he hoped that creating systems under which the river can thrive would be the gift of next year's 400th anniversary celebration of Henry Hudson's historic voyage up the river, just as Bear Mountain and Harriman State Parks are legacies of the tricentennial.
The report angered many in the former British colony, who complain that China no longer respects the unique formula of "one country, two systems" under which Hong Kong is supposed to be governed and believe its actions so far suggest it will not keep its promise to allow universal suffrage in the election of the territory's leader by 2017.
We need stronger supervisory and regulatory systems under which gaps and unnecessary duplication in coverage are eliminated, lines of supervisory authority and responsibility are clarified, and oversight powers are adequate to curb excessive leverage and risk-taking.
The system under which he was charged applies to England and Wales only.
The United States employs a radically decentralized system under which the states do as they choose.
The government wants a stratified system under which universities charge different amounts.
They object to a court system under which Serbs could be tried by Albanian judges.
The system under which illegal immigrants labor, without hope of assimilation, is not any less broken.
