import { AbstractStateRule } from '../abstract-state-rule.js';
/**
 * Validates São Paulo (SP) IE numbers.
 *
 * Two variants (12 digits each):
 *  - Commercial/Industrial: two DVs. DV policy: (sum % 11); if 10 → 0.
 *    DV1 weights [1,3,4,5,6,7,8,10]; DV2 weights [3,2,10,9,8,7,6,5,4,3,2].
 *  - Rural producer: IE string starts with 'P'. Single DV over the 8-digit numeric base.
 */
export declare class SpRule extends AbstractStateRule {
    execute(ie: string): boolean;
    private validateComercial;
    private validateProdutorRural;
    private dvSpResto;
}