import type { PatternRule } from '../../types.js';
/** Spanish DNI/NIF: eight digits and a letter taken from the number modulo 23. */
export declare function nifChecksum(raw: string): boolean;
/** Spanish NIE: the same rule after mapping the leading X/Y/Z to 0/1/2. */
export declare function nieChecksum(raw: string): boolean;
export declare const esNifRule: PatternRule;
export declare const esNieRule: PatternRule;
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