The phrase "and cannot be released" is correct and usable in written English.
It can be used in contexts where something is being held or retained and is not allowed to be let go or freed.
Example: "The confidential information is classified and cannot be released to the public."
Alternatives: "and cannot be disclosed" or "and must remain confidential".
To qualify as brunello, the wine must be aged in barrels for at least two years and cannot be released before it is four years old.
Since the magazine requires a tool to release it — and cannot be released by hand — it is not considered "detachable" under California law.
The film director Jiang Wen's "Devils at the Doorstep" won the Golden Palm award at Cannes this summer, but it was never approved by China's censors and cannot be released.
In an e-mail, the Social Security Administration said that it had not sent so-called "no match" letters since 2007 and that information about letters sent prior to that was confidential and cannot be released.
One topic she did not cover was fresh controversy that has been sparked by the revelation by the State Department that a number of the emails kept on her private server have been classified as top secret and cannot be released to the public.
The state refused, in part on the basis that "critical incident data is confidential and cannot be released".
A CTMP mutant (m5) in which R34, F36 and S37/38 have been mutated to alanine (Fig. 1B) leads to the expression of a non-mature CTMP that still bears the MLS and that cannot be released to the cytosol after apoptosis induction [22].
Based on its gaseous properties, it has long been assumed that nitric oxide cannot be stored in and therefore cannot be released from vesicles.
But the list of members who sang the hymn at the event has been lost and the single cannot be released without their consent.
In this case, the congestion in both node A and node B cannot be released unless dropping is carried out.
And classified material cannot be released until it is declassified.
