The phrase 'declaring its commitment' is correct and usable in written English.
You can use it to refer to a statement or action made by an organization, group or individual that shows its willingness to do or support something. For example: "The company released a press statement declaring its commitment to reducing its carbon emissions by 50% by 2025."
From the start, it declared its commitment to involving service users and carers.
But for a company that has attracted interest from prominent deal makers and has publicly declared its commitment to exploring a sale, there will be ample pressure on the board of Barnes & Noble to complete a deal.
Second, the SNP has declared its commitment to the monarch as an independent Scotland's head of state, and the Bank of England as an independent Scotland's setter of interest rates and money supply.
Whenever the U.S. government declares its commitment to these fundamental principles, we will be ready to talk, even though we are very saddened by the behavior of the U.S. government.
In October 2003, the government eventually declared its commitment to provide universal access to triple ARVs for HIV/AIDS treatment.
Government declared its commitment to making affordable drugs available to poor countries, with reports initially suggesting that the impact of Canada's legislative initiative could save millions of lives.
The country has declared its commitments to the implementation of clean development mechanism, which is an arrangement under the Kyoto protocol.
It is time for the Tanzanian government to do the right thing, economically and environmentally, and declare its unequivocal commitment to protect Serengeti's integrity.
The administration wants North Korea not simply to freeze its program but to declare its full commitment to ending the program in a complete, verifiable and irreversible way.
The mission statement in the front of the first issue declared its political non-partisanship, its commitment to "truth-telling, style and command of the essay form" and the intention – which has since been borne out to satisfying effect – to carry correspondence to previous essays in the back of each new edition.
