WAT §1745.05: (a) Water stored by the water supplier and water made available from either of the following sources may be transferred by the water supplier pursuant to Section 1745.

(a) Water stored by the water supplier and water made available from either of the following sources may be transferred by the water supplier pursuant to Section 1745.04: (1) Conservation or alternate water supply measures taken by individual water users or by the water supplier. (2) Water developed pursuant to a contract by a water user to reduce water use below the user’s allocation or to eliminate the use of water during the water year, including a contract to grow crops without the use of water from the water supplier, to fallow land, or to undertake other action to reduce or eliminate water use. (b) The amount of water made available by land fallowing may not exceed 20 percent of the water that would have been applied or stored by the water supplier in the absence of any contract entered into pursuant to this article in any given hydrological year, unless the agency approves, following reasonable notice and a public hearing, a larger percentage.