Where any other order under this Chapter is required to be made on the basis of a medical certificate, such order shall not be made unless the person who has signed the medical certificate, or where such order is required to be made on the basis of two medical certificates, the signatory of the respective certificates, has certified that he has personally examined the alleged mentally ill person -
Provided that where a reception order is required to be made on the basis of two medical certificates such order shall not be made unless the certificates show that the signatory of each certificate examined the alleged mentally ill person independently of the signatory of the other certificate.
This section prescribes the time and manner of medical examination of mentally ill person.