The phrase "action that would be" is correct and usable in written English.
It can be used when discussing hypothetical situations or conditions regarding an action.
Example: "The action that would be required to resolve this issue is to implement a new policy."
Alternatives: "action that might be" or "action that could be".
Obama, however, also cautioned against Congress taking any action that would be "sloppy and rushed".
And not to do so would in fact be an action that would be punishable under the federal law".
A slim majority after the Columbine shootings thought that government and society could take action that would be effective in preventing shootings like that one from happening again.
While we are uneasy about Mr Corbyn's reflex anti-Americanism, if he makes Mr Cameron more cautious about military action, that would be no bad thing.
The problem is that repeal would take Congressional action that would be very unlikely if the Senate or the House is in Democratic hands.
"If Ms Dhu was not an Aboriginal person you can bet your bottom dollar there'd be much stronger action that would be taken today".
"Under ideal circumstances, Quixote never performs actions that would be considered psychotic, harmful, or antisocial.
Defense Minister Stephen Smith said the military would not tolerate the behavior described in the documents, although he stopped short of outlining any specific actions that would be taken.
Here are the top things he can do to turn those intentions into the actions that would be up to the scale of the problem.
What will be of interest to criminal investigators, however, is how often participants in the transactions failed to take actions that would be required if the deals were true sales.
Russia was considering taking steps in the Baltics, according to the notes, but this would most likely be "destabilising actions that would be even harder to trace back to Russia than those of eastern Ukraine".
