The phrase "a special approval" is correct and usable in written English.
It can be used when referring to a specific type of permission or endorsement that is granted under particular circumstances.
Example: "In order to proceed with the project, we need to obtain a special approval from the board."
Alternatives: "a unique authorization" or "an exceptional consent".
Still, in one sign of Loma Linda's historical distaste for fast food, restaurants are required to go through a special approval process for drive-through windows.
The company sought approval for deflazacort as an "orphan drug," a special approval pathway intended to encourage the development of drugs for very rare diseases.
Mr. Ward opposes the rezoning because it would not require hotel plans to go through a special approval process that typically allows the union to secure guarantees on wage levels and other workplace issues.
There is a special approval requirement set out in both 18 U.S.C. 203 d) and 205 e), respectively, for certain representational activities otherwise covered by the conflict of interest restrictions on compensation and activities of employees in claims against and other matters affecting the Government.
To boot, I'm a little less sympathetic to the idea that editors are going to give me a special approval.
At 40 feet, it would exceed the 31-foot limit for the area and will require a special approval by the city.
You don't need a license or special approval from the government -- this is your right in a free country.
If the designation is approved, any significant changes to structures within the zone require special approval from a panel made up of residents, a Realtor, a contractor and an architect.
Another concern is what will happen, after a new antibiotic wins special approval for limited use, to prevent the next generation of antibiotics from being overused.
The bar was higher for sharing with outsiders: Raw information was not provided, and even information deemed relevant about a terrorism issue required special approval.
There are, though, a select group of exceptions, narrative documentaries that enjoy critical recognition and the special approval of a cinematic release.
