(i) Dematerialisation (usually known as demat) is converting physical certificates to electronic form.
(ii) Rematerialisation, known as remat, is reverse of date, i.e getting physical certificates from the electronic securities.
(iii) Transfer of securities, change of beneficial ownership.
(iv) Players in Online Trading: Settlement of trades done on exchange connected to the Depository. Now a days on-line paper-less trading in shares of the company is compulsory in India. Depository services is the name of that mechanism. In this system transfer of ownership in shares take place by means of book entry without the physical delivery of shares. When an investor wants to deal in shares of any company he has to open a Date account. There are four players who participate in this system.
