import { isoly } from "isoly";
import { isly } from "isly";
import { isly as isly2 } from "isly2";
declare const year: readonly [23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40];
type Year = (typeof year)[number];
declare const month: readonly [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12];
type Month = (typeof month)[number];
export type Expiry = [Year, Month];
export declare namespace Expiry {
    const type: isly.Type<Expiry>;
    const type2: isly2.Tuple<Expiry>;
    function toDateTime(expiry: Expiry): isoly.DateTime;
    function isExpired(expiry: Expiry): boolean;
}
export {};