import { FormControl } from "@angular/forms";
import * as i0 from "@angular/core";
export declare class CustomValidatorsService {
    static instance: CustomValidatorsService;
    constructor();
    validateIBAN(control: FormControl): {
        validateIBAN: boolean;
    };
    static ɵfac: i0.ɵɵFactoryDef<CustomValidatorsService, never>;
    static ɵprov: i0.ɵɵInjectableDef<CustomValidatorsService>;
}