import { a as LookupResult } from './lookup-result-DXCBA61F.js';
import { b as DatasetChanges, c as DatasetVerification } from './types-CnePu8im.js';
import { a as FiscalCodeValidationResult } from './fiscal-code-result-CtEVpP2M.js';

type Csosn = {
    codigo: string;
    descricao: string;
};
type CsosnDataVersion = {
    id: string;
    nome: string;
    fonte: string;
    endpoints: string[];
    capturadoEm: string;
    atualizadoEm: string;
    contagens: {
        csosn: number;
    };
    alteracoes: DatasetChanges;
    verificacao: DatasetVerification;
    documentacao: string;
};

/**
 * CONFAZ CSOSN lookup — offline embedded data from Ajuste SINIEF 03/10.
 * @see https://www.confaz.fazenda.gov.br/legislacao/ajustes/sinief/a03_10
 */

/** Returns every embedded CSOSN row (in-memory reference, not a copy). */
declare function getAllCsosn(): readonly Csosn[];
declare function lookupCsosnPorCodigo(codigo: string): LookupResult<Csosn>;
declare function getCsosnPorCodigo(codigo: string): Csosn | undefined;
declare function searchCsosn(query: string, options?: {
    limit?: number;
}): readonly Csosn[];

/**
 * CSOSN format + embedded table validation.
 * @see https://www.confaz.fazenda.gov.br/legislacao/ajustes/sinief/a03_10
 */

declare function validateCsosn(raw: string): FiscalCodeValidationResult;
declare function isValidCsosn(raw: string): boolean;

declare const CSOSN_SINIEF_URL = "https://www.confaz.fazenda.gov.br/legislacao/ajustes/sinief/a03_10";
declare const CSOSN_GOLDEN_TRIBUTADA_COM_CREDITO = "101";
declare const CSOSN_GOLDEN_SEM_CREDITO = "102";
declare const CSOSN_GOLDEN_ST = "201";
declare const CSOSN_GOLDEN_ICMS_ANTERIOR = "500";
declare const CSOSN_CODE_COUNT = 10;

declare const CSOSN_DATA_VERSION: CsosnDataVersion;

export { CSOSN_CODE_COUNT, CSOSN_DATA_VERSION, CSOSN_GOLDEN_ICMS_ANTERIOR, CSOSN_GOLDEN_SEM_CREDITO, CSOSN_GOLDEN_ST, CSOSN_GOLDEN_TRIBUTADA_COM_CREDITO, CSOSN_SINIEF_URL, type Csosn, type CsosnDataVersion, getAllCsosn, getCsosnPorCodigo, isValidCsosn, lookupCsosnPorCodigo, searchCsosn, validateCsosn };