How do I start the probate process in Irvine? The probate process in Irvine takes place after someone dies. Depending on the size of the estate, the process of probating an estate can be surprisingly quick and simple to complete. However, for more substantial estates, the probate procedure may be lengthy and more complicated. Call the legal professionals at Irvine Probate law, we will be glad to help you Initiate Probate here in Irvine.