The phrase "act is an important" is not correct in English as it is incomplete and lacks context.
It could be used in a sentence where you are discussing the significance of a specific act, but it needs additional information to be clear.
Example: "The act is an important step towards achieving our goals."
Alternatives: "the action is significant" or "the deed is crucial."
The Digital Economy Act is an important part of protecting our creative industries against unlawful activity".
Reform is sorely needed, and the Affordable Care Act is an important step in the right direction.
Although it was invoked in a civil context, the Hobbs Act is an important criminal law, carrying a 20-year prison sentence.
In the United States, the Dodd-Frank Act is an important feature of the new regulatory environment facing the credit derivatives market.
I think the hearings will show that the Patriot Act is an important change in the law that will allow the F.B.I. and the C.I.A. to better share information together.
During our inquiry, we were told by many of those who contributed that the Care Act is an important piece of social reform but its potential is far from being realised.
Turnbull said section 18C of the Racial Discrimination Act was an important issue because it affected free speech.
The act was an important step in reducing the prejudice that ethnic minorities faced, which are unimaginable for many of us now.
Mr. Reid, at a news conference, noted that Congress had been unable to move forward with comprehensive immigration legislation but said that the Dream Act was an important step.
The Obama administration's new guidelines for the Clean Water Act are an important first step in restoring vital legal safeguards to wetlands and streams threatened by development and pollution.
Her last meaningful act was an important one, however, as she found away swing to have the dangerous Deandra Dottin - scorer of a 20-ball half-century in West Indies' win over Sri Lanka - caught behind by Sarah Taylor.
