"question of constitutionality" is a correct and usable phrase in written English.
You can use it when discussing a legal or political issue about the interpretation of a constitutional law or principle. For example, "The court ruled on the question of constitutionality concerning the voting regulation law."
The provisions on which the indictment rests should, if possible, be construed to avoid the serious question of constitutionality.
The existence of a substantial question of constitutionality must be determined by the allegations of the bill of complaint.
Ultimately, they suggested, the question of constitutionality would involve a national look in the mirror: Is this what America does?
Other courts must suspend proceedings if they find a statute unconstitutional and must submit the question of constitutionality to the Federal Constitutional Court.
"Bankruptcy cases are unlikely to provide the path to the Supreme Court, where we imagine the question of constitutionality will ultimately be decided," Mr. Buck said.
Both the parties and the Government, which has appeared as amicus curiae, have advanced contentions on this issue independent of those put forward upon the question of constitutionality.
Under the control of the Ministry of Justice, that court had little independence and could not deal with questions of constitutionality.
They never mentioned the Supreme Court case much, though — questions of constitutionality, it seems, aren't very fear-inducing.
Supreme Court pronouncements on questions of constitutionality are final and binding for all other courts and governmental authorities, whether state or federal.
Those in Senator Kennedy's camp do think there is enough time left this year to pass the legislation, and they are not fazed by the questions of constitutionality.
Vermont senators voted to call for the impeachment of President Bush and Vice President Dick Cheney, saying their actions have raised "serious questions of constitutionality".
