Oddziałowe Archiwum Instytutu Pamięci Narodowej w Łodzi

The Institute of National Remembrance - Branch in Łódź. Branch Office for Preservation and Dissemination of Archival Records was created in 2000. In 2016 it was renamed the Branch Archive of the Institute of National Remembrance in Łódź.

The Branch Archive of the Institute of National Remembrance in Łódź works on the ground of the Act on the Institute of National Remembrance of December 18, 1998, Journal of Law (Dziennik Ustaw) 07.63.424 with changes and the Act on Reveal of Information about Secret Service's Documents from 1944-1990, Journal of Law (Dziennik Ustaw) 07.63.425 with changes.

The archive possesses over 4200 running meters of collections and archival founds (as for June 30, 2011). There are two kinds of holdings:

1. The file holdings (over 220 running meters):

• General files of Militia and Security Service (Służba Bezpieczeństwa - SB) in Łódź, Piotrków Trybunalski, Sieradz, Skierniewice and Kalisz.
• Subject files (28 running meters): file of Underground Polish Army, file of PSL members (Polish Peasant Party), file of political and social events in Łódź Voivodship.
• Personal files of UB/SB officers (over 50 running meters) from the former voivodships of Łódź, Piotrków Trybunalski, Sieradz, Skierniewice and Kalisz.
• Archival and registration registers.

1. The records holdings:

• Judicial records (courts and public prosecutor's offices) in 1939-1945 and after 1945,
• Records of Militia and Secret Services (1945-1990),
• Records of military administration,
• Records of prisons,
• Records of public administration (information about clergy prepared by SB and delivered to the Religious Denominations Offices, records of the Voivodship Defence Committee). The archival holdings are systematically supplemented by donations of individual people.