The ISO 3166 Maintenance Agency issued an update Newsletter on 2002-02-01, notifying that the three-letter
code for Romania has changed from ROM to ROU (see the Country Codes
page). This change was made at the request of the government of Romania.
FIPS has issued Change Notice No. 7 to FIPS PUB 10-4. Countries affected by these changes are
Belgium, Burundi, Côte d'Ivoire, Ethiopia, Guinea,
India, Indonesia, South Korea,
Kyrgyzstan, Lebanon, Lithuania,
Macedonia, Romania, Tanzania, Uganda, United Kingdom, and Uzbekistan. I will be reporting on
updated codes as time permits.