The phrase "a significant move for" is correct and usable in written English.
It can be used to describe an important action or decision that has implications for a person, organization, or situation.
Example: "The company's decision to invest in renewable energy is a significant move for its commitment to sustainability."
Alternatives: "an important step for" or "a major action for".
That would be a significant move for both nations.
It's a significant move for the BBC, but its impact on fellow broadcasters remains pure theory.
It is a significant move for both companies, which are expanding aggressively beyond their core markets.
SoundCloud has signed its first deal with a record company in what marks a significant move for the world's second biggest streaming music service after YouTube.
In a significant move for the PNG government, O'Neill last month said publicly his country should speak up more for West Papua.
Cargill's vice chairman, Paul Conway, said the acquisition was "a significant move for Cargill into the higher value added segments in the animal nutrition market.
If enacted in their entirety, the proposals agreed to tonight between the security chiefs for Israel and the Palestinians would seem to be a significant move forward for the overall peace plan, widely considered to have stalled for the last month despite strong American pressure.
Allowing him to share the new ball with Anderson was a significant move by England, for there has been uncertainty in their ranks whether he has sufficient control of his line first thing to make best use of it.
"We've been waiting for two years for a significant move in the renminbi, and we haven't got one," he said.
It was bold switch from North Korea's longstanding demand, and a very significant move for peace on the Korean Peninsula and northeastern Asia...
García Ábrego was eventually succeeded by Osiel Cárdenas, who, in a highly significant move for drug trafficking and for Mexico, around 1997 succeeding in getting a clique of Mexican special forces soldiers to defect and form a group of enforces, Los Zetas (the Z's).
