The phrase "act that would prevent" is correct and usable in written English.
It can be used when discussing actions or measures that are intended to stop or hinder something from occurring.
Example: "The government proposed an act that would prevent the spread of misinformation online."
Alternatives: "measure that would stop" or "legislation that would hinder".
In his first postwar message to Congress that year, Truman had called for expanded social security, new wages-and-hours and public-housing legislation, and a permanent Fair Employment Practices Act that would prevent racial or religious discrimination in hiring.
Among them were acts to impose mandatory minimum sentences for a range of sexual offenses as well as for certain drug-related crimes, an act to eliminate pardons for serious crimes and replace them with "record suspensions," and an act that would prevent judges from imposing conditional sentences for certain crimes.
has pushed for passage of the "Pay Your Bills or Lose Your Pay Act'' that would prevent lawmakers from being paid their $174,000-a-year salary if they do not increase the nation's borrowing authority.
All these and more K-12 educational expenditures will be axed smack in the middle of the 2012-2013 school year -- barring an act of Congress that would prevent the automatic, across-the-board cuts set by this summer's debt deal from going into effect, according to the National Education Association.
Obama is expected to urge Congress to act, including passing a bill that would prevent Bush-era tax cuts from expiring for all but the wealthiest Americans.
After the Guardian published word of the phone-records collection this month, justified by the NSA under a section of the Patriot Act, Paul introduced a bill that would prevent the NSA from searching through Americans' phone data without a warrant based on probable cause.
It included narrow exemptions for information that would prevent an act of terrorism or a violent crime, and for eyewitness accounts of a crime.
These findings prompted the speculation that the expression of FOXP3 in an antigen-activated T cell could act as a natural negative feedback loop that would prevent unrestricted cytokine production and inflammatory reactions [31].
If the Arab oil producers can successfully act unilaterally as a group, there would appear to be little that would prevent them, and other oil-producing nations, from taking price action on their own.
That would prevent it leaking out.
That would prevent Mr Sam Rainsy from campaigning.
