We find that Part VI of the Act deals with certificates of officers, namely, Masters, mates and Engineers, Section 76(1) provides: "Every foreign going Indian ship, every home trade Indian ship of two hundred tons gross or more when going to sea from any port or place in India and every ship carrying passengers between ports or places in India shall be provided with officers duly certificated under this Act according to the following scale, namely: (a) in every case, with a duly certificated master; (b) if the ship is a foreign going ship or a home trade passenger ship of one hundred and fifty tons gross or more, with at least one officer besides the master holding a certificate not lower than that of first mate in the case of a foreign going ship and of mate in the case of a home trade passenger ship; (c) if the ship is a home trade ship, not being a passenger ship, of four hundred and fifty tons gross or more, with at least one officer besides the master holding a certificate not lower than that of mate.