In many Member States issuers are required by national law to issue certain types of securities, notably shares, within their national CSDs.
Ceanglaítear leis an dlí náisiúnta ar eisitheoirí i go leor Ballstát cineálacha áirithe urrús a eisiúint, go háirithe scaireanna, laistigh dá TLUanna náisiúnta.