The phrase "a proposed standard" is correct and usable in written English.
You can use it when referring to a standard that has been suggested but not yet accepted or implemented.
Example: "The committee reviewed a proposed standard for data privacy that aims to enhance user protection."
Alternatives: "a suggested standard" or "a recommended standard".
[The Los Angeles Times] The Environmental Protection Agency opens hearings in Washington and Chicago on a proposed standard for limiting carbon dioxide emissions from new power plants.
Intel is also working on a proposed standard for mesh networks over Wi-Fi, and is hoping to revive HomePlug - which carries Ethernet over the mains - for home networking.
Ms. Seidman, as a member of the board, had opposed a proposed standard backed by Mr. Herz, and it appears likely that the eventual result will be less use of market values than Mr. Herz had wished.
ULFM is currently a proposed standard.
The latter point weighs heavily as it has the potential to significantly hinder uptake of a proposed standard.
The routing protocol for low-power and lossy networks (RPL) is a proposed standard by this working group [3].
BioJS is a new proposed standard for JavaScript-based components to visualise biological data.
Referring to the debate over efficiency standards, Steven Chu, the energy secretary, said in a recent interview with The Detroit Free Press that the proposed standard was a "work in progress".
Vera Pardee, an attorney for the Centre for Biological Diversity, said the proposed standard put an additional burden on the Obama administration to make good on earlier promises to cut aviation emissions.
The institute is unlikely to be able to issue a final version of its proposed standard by then.
Oh, and guess what a significant portion of that proposed standard, MPEG-4 (as in Moving Picture Experts Group), happens to be based on?
