Roman law recognized two further categories of iura in re aliena that were treated as a distinct group; namely, emphyteusis and superficies.

These related to long-term contracts of lease over land belonging to the state or a municipality granted by the relevant authorities to individuals. Originating from the public law of the Empire,

these institutions were not fully incorporated into private law until the late post-classical era.^[531]

3.6.1     

More on the topic Roman law recognized two further categories of iura in re aliena that were treated as a distinct group; namely, emphyteusis and superficies.:

1. 8. OTHER IURA IN RE ALIENA
2. Emphyteusis and Superficies
3. Roman private law developed from the law of procedure, otherwise recognized as the law relating to actions.
4. Roman law recognized two principal forms of security for the performance of an obligation: personal security or suretyship, whereby a person undertook to be personally liable as surety to the creditor for the discharge of the debt[541];
5. Categories of Roman magistrates
6. The last point to be treated here will be to show the most important functions principles fulfil in law.
7. Superficies
8. The first group of informal contracts were those consensu, four of them.
9. Emphyteusis
10. The law of obligations is one of the most significant contributions of Roman law to legal culture, illuminating the civil law tradition more than any other branch of Roman law.
11. The Ideas behind the Quasi Categories
12. It is difficult to provide a comprehensive and finite list of the sources of Roman law, since the Roman jurists never defined the term 'source of law' and different sources were emphasized at certain periods in the history of the Roman legal system to reflect their prominence as instruments of legal reform.
13. 11 The Quasi Categories