Valida RFC EMPRESA

rfc-empresa.js

function RfcEmpresa(rfcStr) {
    var re = /^(([A-Za-z]){3})([0-9]{6})(([A-Z]|[a-z]|[0-9]){3})$/; 
    var str = rfcStr;
    
    if(re.test(str) ==true){
      return true;
    }else{
      return false;
    }

}