The embryos and eggs could actually be frozen indefinitely, but in most states you will need to sign a document after 10 years to allow them to be stored longer than that.
There’s obviously ethical considerations for the storage of embryos and the general consensus is that fertility treatment to achieve a pregnancy should be carried out before your 53rd birthday.
Dr. Jenny Cook is a Fertility Specialist who works at the Monash IVF clinic. She has published widely in the area of Gynaecological Laparoscopy and has presented at many national and international meetings. She is recognised for her experience in laparoscopic gynaecological procedures.