1880 A Statistical Division was established at the Ministry of Justice (January 21st 1880 )
1880 A Statistical Organizational Division was formed at the Ministry of Finance (June 25th, 1880)
1880 The beginning of the Population censuses in Principality of Bulgaria was established with the Law of 13 December 1880
1881 The first Population census was conducted on 1st January 1881
1881 The Bulgarian Official Statistical Office was created .The Statistical Division turned into independent Statistical Office
1896 The first Census of the Civil Servants was conducted
1897 A Law on the Statistics Directorate in the Principality of Bulgaria and a Law on Population Census, Housing and Livestock
1897 For the first time a Census of Land Property in Bulgaria was conducted
1907 A Law on the Statistics Directorate General in the Bulgarian Kingdom
1908 Issued a publication “Monthly Statistical Reviews “
1909 The first Census in Industry was carried out
1910 Published the first Statistical Yearbook
1925 Conducted the first Household Budgets Survey
1926 The first General Economic Census was conducted, together with the Population Census during the same year. For first time in
Europe a sampling method for quick aggregation of the results from General Agricultural Farms Census was used
1929 The first specialized magazine of the Statistics Directorate General started. Nowadays it comes out under the name of “Statistics Journal”
1934 The agricultural survey was carried out with using a sample method for the first time in the data collection phase
1946 A Law on the Organization of Statistics in Bulgaria -The Statistics Directorate General passed over to the Council of Ministers. A network of local statistical bodies was created for the first time
1953 A Central Statistical Office at the Council of Ministers as a state authority to manage the overall statistical activity in the country was created
1991 A Law on Statistics – the National Statistical Institute (NSI) was created
1993 A Common Declaration of Statistical Cooperation between the National Statistical Institute of the Republic of Bulgaria and of the Statistical Office of the European Communities (Eurostat) was signed
1999 Worked out a Law on Statistics in compliance with EC legislation
2000 A Law on Population, Housing Fund and Agricultural Holdings Census in the Republic of Bulgaria - 2001
2000 For the first time a Strategy for development of statistics till 2006 was worked out and adopted by the National Statistical Council
2000 Closed the EU negotiations on Chapter 12 Statistics
2001 A Global assessment of the National Statistical System was carried out by the Eurostat
2003 Bulgaria officially joined the IMF Special Data Dissemination Standard
2006 A Law on Statistics of intra - community trade in goods
2007 The Bulgarian Statistics was integrated into the European Statistical System
2007 A Peer review on the implementation of the European Statistics Code of Practice concerning improvement quality of statistical information and confidence in statistics
2008 A Strategy for Development of the National Statistical System of the Republic of Bulgaria, 2008 – 2012
2008 The Law on Statistics was amended in compliance with the Regulation (EC) No 223/2009 of the European Parliament and of the Council of 11 March 2009 on European statistics
2009 Census Law on Population and Housing in the Republic of Bulgaria - 2011