.za .za .za is the Internet country code top-level domain (ccTLD) for South Africa. The .za namespace is managed and regulated by the .za Domain Name Authority (ZADNA). Most domains are registered under the second-level domain .co.za. None of the official names for South Africa can be abbreviated to ZA, which is an abbreviation of the Dutch "Zuid-Afrika". Dutch was considered an official language in the Union of South Africa until 1961; it subsequently lost its synonymous status with Afrikaans in 1983. "Suid-Afrika" is the standard spelling in Afrikaans; however, the .sa domain is used by Saudi Arabia. "Zuid-Afrika" has a
The Helsinki Rules on the Uses of the Waters of International Rivers aquifers, but only those connected to a river. Accordingly, the United Nations decided in 1970 to create a more inclusive set of guidelines, which after more than twenty years of investigation by the International Law Commission resulted in the adopting of the Convention on the Law of Non-Navigational Uses of International Watercourses in 1997. The ILA itself addressed this limitation in adopting the Rules on International Groundwaters, also known as the Seoul Rules, in Seoul, Korea in 1986 and the Berlin Rules on Water Resources in 2004, which superseded this guideline. The Helsinki Rules on the Uses of the Waters