Regex RFC para Persona Moral y Física en México

regex.js

// patron del RFC, persona moral y persona física
//_rfc_pattern_pm = "^(([A-ZÑ&]{3})([0-9]{2})([0][13578]|[1][02])(([0][1-9]|[12][\\d])|[3][01])([A-Z0-9]{3}))|(([A-ZÑ&]{3})([0-9]{2})([0][13456789]|[1][012])(([0][1-9]|[12][\\d])|[3][0])([A-Z0-9]{3}))|(([A-ZÑ&]{3})([02468][048]|[13579][26])[0][2]([0][1-9]|[12][\\d])([A-Z0-9]{3}))|(([A-ZÑ&]{3})([0-9]{2})[0][2]([01][1-9]|[2][0-8])([A-Z0-9]{3}))$";
//_rfc_pattern_pf = "^(([A-ZÑ&]{4})([0-9]{2})([0][13578]|[1][02])(([0][1-9]|[12][\\d])|[3][01])([A-Z0-9]{3}))|(([A-ZÑ&]{4})([0-9]{2})([0][13456789]|[1][012])(([0][1-9]|[12][\\d])|[3][0])([A-Z0-9]{3}))|(([A-ZÑ&]{4})([02468][048]|[13579][26])[0][2]([0][1-9]|[12][\\d])([A-Z0-9]{3}))|(([A-ZÑ&]{4})([0-9]{2})[0][2]([01][1-9]|[2][0-8])([A-Z0-9]{3}))$";

  _rfc_pattern_pm = "^(([A-ZÑ&]{3})([0-9]{2})([0][13578]|[1][02])(([0][1-9]|[12][\\d])|[3][01])([A-Z0-9]{3}))|(([A-ZÑ&]{3})([0-9]{2})([0][13456789]|[1][012])(([0][1-9]|[12][\\d])|[3][0])([A-Z0-9]{3}))|(([A-ZÑ&]{3})([02468][048]|[13579][26])[0][2]([0][1-9]|[12][\\d])([A-Z0-9]{3}))|(([A-ZÑ&]{3})([0-9]{2})[0][2]([0][1-9]|[1][0-9]|[2][0-8])([A-Z0-9]{3}))$";
  _rfc_pattern_pf = "^(([A-ZÑ&]{4})([0-9]{2})([0][13578]|[1][02])(([0][1-9]|[12][\\d])|[3][01])([A-Z0-9]{3}))|(([A-ZÑ&]{4})([0-9]{2})([0][13456789]|[1][012])(([0][1-9]|[12][\\d])|[3][0])([A-Z0-9]{3}))|(([A-ZÑ&]{4})([02468][048]|[13579][26])[0][2]([0][1-9]|[12][\\d])([A-Z0-9]{3}))|(([A-ZÑ&]{4})([0-9]{2})[0][2]([0][1-9]|[1][0-9]|[2][0-8])([A-Z0-9]{3}))$";

//Function validateRFC
function validateRFC(){
    var rfc = document.getElementById("id").value;

      if (rfc.match(_rfc_pattern_pm) || rfc.match(_rfc_pattern_pf)){
        return true;
      }else {
        alert("La estructura de la clave de RFC es incorrecta.");
        return false;
      }
  }


// Generico
// Puede ir en el patter html
patter="^(([ÑA-Z|ña-z|&]{3}|[A-Z|a-z]{4})\d{2}((0[1-9]|1[012])(0[1-9]|1\d|2[0-8])|(0[13456789]|1[012])(29|30)|(0[13578]|1[02])31)(\w{2})([A|a|0-9]{1}))$|^(([ÑA-Z|ña-z|&]{3}|[A-Z|a-z]{4})([02468][048]|[13579][26])0229)(\w{2})([A|a|0-9]{1})$"