/**
 * Business tax interface
 */
export interface IBusinessTax {
    /**
     * Id
     */
    readonly id: string;
    /**
     * Name
     */
    readonly name: string;
    /**
     * Mask
     */
    readonly mask: string;
    /**
     * Get label key
     */
    readonly labelKey: string;
}
/**
 * Business tax
 * https://imask.js.org/
 */
export declare class BusinessTax implements IBusinessTax {
    id: string;
    name: string;
    mask: string;
    /**
     * CN
     * Unified Social Credit Code (USCC) / 统一信用代码
     * https://zh.wikisource.org/wiki/GB_32100-2015_%E6%B3%95%E4%BA%BA%E5%92%8C%E5%85%B6%E4%BB%96%E7%BB%84%E7%BB%87%E7%BB%9F%E4%B8%80%E7%A4%BE%E4%BC%9A%E4%BF%A1%E7%94%A8%E4%BB%A3%E7%A0%81%E7%BC%96%E7%A0%81%E8%A7%84%E5%88%99
     */
    static CN: BusinessTax;
    /**
     * NZ, Inland Revenue (IRD)
     */
    static NZ: BusinessTax;
    /**
     * US, Employer Identification Number (EIN)
     */
    static US: BusinessTax;
    /**
     * CA, tax ID number (Business Number, BN)
     */
    static CA: BusinessTax;
    /**
     * HK, Business Registration Number (BRN)
     */
    static HK: BusinessTax;
    /**
     * All countries and regions
     */
    static all: BusinessTax[];
    /**
     * Get country or region by id
     * @param id Country id
     */
    static getById(id: string): BusinessTax | undefined;
    constructor(id: string, name: string, mask: string);
    /**
     * Get label key
     */
    get labelKey(): string;
}