The phrase "require assurances" is correct and usable in written English.
You can use it when you need someone to confirm or guarantee that something will happen, or that something is true. For example: "Before I make any changes to the project, I require assurances that the project will not exceed its set budget."
Poor countries might also require assurances that signatories would use their state-funded skills at home rather than moving abroad.
Field scientists studying badland processes in Mediterranean and Semi-arid climates require assurances that the material in which gullies are presented is not dispersive.
"We will all require assurances that the program is financed and that involves assurances from our Eurogroup partners that adequate finance is available," Mr. Lipsky told reporters.
The agency will require assurances that the plant, which shut down when the earthquake struck and suffered what so far seems to be cosmetic damage, is safe before it can prepare to reopen.
And require assurances, such as regular audit reports and security assessments, to confirm that all protocols are in place.
The healthcare provider require assurances regarding compliance (e.g., HIPAA Health Insurance Portabilityy and Accountability Act)), data protection through security and privacy controls, geographical location (data should not leave the political border) and high availability of the services.
Critical systems require assurance that key security, safety or mission requirements are met.
Does trust in the integrity of a fictional realm require assurance of the benevolence or compassion or attractiveness of the guide?
With that in mind, Childress said Sunday that he did not require assurance from the owner Zygi Wilf about his future.
Online connected systems such as social media, Internet of Things, and Cyber Physical Systems also require assurance of cybersecurity and protection of privacy.
An early job for Osborne will be establishing a working relationship with Bin Suroor, who will require assurance that he is getting the same quality of stock as Charlie Appleby, Godolphin's other trainer in Newmarket, whose assistant is Ferguson's son, James.
