The phrase "a complainant from" is correct and usable in written English.
It can be used when referring to an individual who has made a formal complaint, often in legal or administrative contexts.
Example: "The investigation began after receiving a report from a complainant from the local community."
Alternatives: "a person who filed a complaint" or "an individual making a complaint".
This does not stop a complainant from taking the case to court.
Referring to Mr. Camping, a complainant from Redwood City, Calif., said: "He has created untold financial catastrophe and abrogated his responsibility as a broadcaster of public airwaves.
The detail is still being worked on, he said, but any magazine or newspaper that does not comply with regulation will effectively be preventing a complainant from using a cheaper, royal charter-approved arbitration service and so forcing them to take their case to court.
Relevant factors might include the degree of vulnerability, and what -- if anything -- a complainant wants from the justice system.
In one instance an employee refused to remove a complainant's details from the company's system and instead threatened to "continue to call at more inconvenient times like Sunday lunchtime".
Operation Midland's investigation into claims of a VIP paedophile ring abusing and even murdering children at the Dolphin Square housing block near Westminster and other sites was prompted by allegations from a complainant known only as "Nick".
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Despite legislation introduced in 1999 to restrict defence barristers from raising a complainant's sexual history in court, judges all too often allow them to get away with it.
In law, the clean hands doctrine requires that a complainant in court be free from unfair conduct in regard to the subject matter of his or her claim.
"Irrespective of whether she is technically a complainant, survivor, or victim, 'Carol' emerges from this report as a person of dignity and integrity.
Prior to the list's release, the department only confirmed when a school was under review upon request, which usually resulted from disclosure by a complainant or the school.
