import type { PatternRule } from '../../types.js';
/**
 * French social security number (NIR / numéro de sécurité sociale): thirteen
 * digits plus a two-digit key equal to 97 minus the number modulo 97. Corsican
 * departments write 2A and 2B, which map to 19 and 18 before the arithmetic.
 */
export declare function nirChecksum(raw: string): boolean;
export declare const frNirRule: PatternRule;
//# sourceMappingURL=nir.d.ts.map