The phrase "exchange of notes" is correct and usable in written English.
It can be used in contexts where two parties are communicating or sharing information, often in a formal or diplomatic setting.
Example: "The two countries engaged in an exchange of notes to clarify their positions on the trade agreement."
Alternatives: "correspondence" or "communication of messages".
World War III began not with an exchange of notes breaking off relations or with air raids.
Lyons dutifully performed his role as directed by Seward, and grudgingly "changed" his mind after a testy exchange of notes.
But after a quick exchange of notes during our initial conversation, we wondered if we were more than just neighbors.
It may substitute for an agreement or an exchange of notes, which can be used to record a bilateral agreement or its modification.
The exchange of notes, however, never led to the talking stage, and each side is now busily blaming the other for the breakdown.
This information proved later to be false, was answered by the Senate, and led to a sharp exchange of notes between the Senate and the Polish representative.
At a signing ceremony in Kabul, an exchange of note in the amount of $4.7 million was signed between Japan's Ambassador to Afghanistan, Norihiro Okuda, and UNICEF Afghanistan's Senior Programme Officer, Dr. Gepke Hingst.
(a) Transmittals of concluded agreements to the Assistant Legal Adviser for Treaty Affairs pursuant to § 181.5 must include the signed or initialed original texts, together with all accompanying papers, such as agreed minutes, exchanges of notes, or side letters.
Ratified treaties, and most of the agreements and exchanges of notes, are numbered within the Treaty Series (KZ635.3.T74), in which a new numbering commences every year.
Such installations and furniture shall be described in exchanges of notes between FAO and the Government from time to time after the entry into force of this Agreement.
The interior of the State Bank of India's main New Delhi branch would not look amiss in any Western capital, perhaps minus the guards with rifles slung over their shoulders and the line for "Exchange of Soiled Notes". In a faux-wood-paneled football field of a room, electronic displays advertise loan products and rows of bank employees sit behind computer screens.
