The Archives disposes of sixty „archival fonds“ covering total of 1000 linear meter of archival records.
Basic items of „archival fonds“ – main division of parliamentary time periods:
- Czechoslovak National Assembly 1918 – 1920
- National Assembly of the Czechoslovak Republic 1920 – 1939
- Provisional National Assembly 1945 – 1946
- Constituent National Assembly 1946 – 1948
- National Assembly of the Czechoslovak (Socialist) Republic 1948 – 1968
- Czech National Council 1968 – 1992
- Federal Assembly of the Czechoslovak Socialist Republic 1969 – 1990
- Federal Assembly of the Czech and Slovak Federative Republic 1990 – 1992
- Chamber of Deputies – Parliament of the Czech Republic from 1993