The phrase "a joint plan to" is correct and usable in written English.
It can be used when discussing a collaborative strategy or agreement between two or more parties to achieve a specific goal.
Example: "The two companies announced a joint plan to develop sustainable energy solutions."
Alternatives: "a collaborative strategy to" or "a shared plan to".
Rabin acknowledged that, while Hamilton and Gunn were a couple, they had made "a joint plan" to adopt.
When the Kimberley Process agreed on a joint plan to fix the mess, the Zim government agreed.
Two years ago, however, the Giants and the Jets were discussing a joint plan to renovate the stadium, Mara said.
So they had not had the tough talk about how best to stanch the bleeding and work on a joint plan to get out of debt.
Around a quarter of young people there neither study nor work, more than anywhere else in Latin America.Recognising a shared set of problems, the three governments have agreed on a joint plan to bolster job-creating industries such as tourism, manufacturing and agri-business.
The only way they will get a dime out of my administration is if the automakers and unions come up with a joint plan to retool their fleets to get an average of 40 miles per gallon by 2015 — instead of the 35 m.p.g. by 2020 that they've reluctantly accepted.
In Geneva, a senior administration official said the two sides had moved closer to consensus on the size of Syria's chemical weapons stockpile, an essential prerequisite to any joint plan to control and dismantle it.
But on December 12th the rich world's monetary authorities stunned financial markets with a dramatic, joint plan to ease the liquidity squeeze in global money markets.
But an ambitious joint plan to redirect an asteroid's moon has been scuttled in order to find the funds.
But there was one particularly noteworthy ruling: if the Bells proceed with their joint plan to build a new fibre-optic local loop, they will not have to share it with competitors.
On April 27 , 2009 just two days after WHO raised the H1N1 pandemic threat level to Phase 4, MECIDS partners held an emergency teleconference to discuss a joint plan of action to mitigate the spread of H1N1 into and out of the Middle East.
