Home leave is short-term leave taken by the helper to return to her home country. You can find out more information here.
If your helper is Filipino and returning to Philippines for a holiday, please find more information here.
If your helper is Indonesian and returning to Indonesia for a holiday, please find more information here.
If your helper is of another nationality (for example, Burmese or Sinhalese), there is currently no existing procedure required by corresponding embassies. She would simply need her passport and physical work permit card to leave and re-enter Singapore.