The phrase "approved letter" is correct and usable in written English.
It can be used to refer to a letter that has received official approval or endorsement, often in a formal or business context.
Example: "Please ensure that the approved letter is sent to all relevant parties by the end of the day."
Alternatives: "authorized letter" or "validated letter".
In his statement to the estimates committee, Jordan said 26 companies had been warned over "operate here and bill overseas" business models, and the tax office has now approved letters to another 60 companies to issue more such warnings.
Institutional based formal approved letters were obtained from the hospital and then communicated to all conceivable departments.
To maximize efforts to recruit ethnically diverse participants we used UCLA Office for Protection of Research Projects Institution Review Board IRBB) approved letters and flyers printed in English and Spanish.
(On the way out of the office Mr. Richards would show off an approving letter from Mr. Vidal, framed and hanging on the wall).
3. Correct small mistakes to demonstrate that you're smart Review and approve letters.
Tell her you will always love her, and keep up the barrage of affectionate and approving letters non-stop, not only so that she knows you're always there whenever she needs you, but also so that she find it harder to cut you out of her life completely.
Titshaw, who was on vacation with his family in British Columbia, notified a staffer that he had "approved" the letter's language but was still "trying to [find] out why CPT Gorman appeared before the committee".
The State Election Board approved a letter to 300,000 voters who were mistakenly told they needed photo ID's to vote that they could still use 17 forms of identification to cast ballots on Nov. 7.
Meanwhile the IOC approved a letter going out to athletes reminding them to refrain from protests or political gestures during the Sochi games, reiterating Rule 50 of the Olympic charter, which forbids demonstrations on Olympic grounds.
