The scientific conferences organised as part of the activities of the Department of Law on Religion include the following:
- Stowarzyszenia w Kościele [Associations in the Church] (18 October 1987),
- Reforma prawna w stosunkach Państwo – Kościół z 1989 r. [The State-Church Relationship Reform of 1989] (12 June 1990),
- Prawo wyznaniowe w systemie prawa polskiego [Law on Religion in the Polish Legal System] (14-16 January 2003),
- Prawo i polityka wyznaniowa w Polsce Ludowej [The Law on Religion and Policy in the People’s Republic of Poland] (26-28 October 2004),
- Funkcje publiczne związków wyznaniowych [The Public Functions of Religious Denominations] (16-18 May 2006).
The last three coincided with the National Convention of Departments and Lecturers of Law on Religion. The conference materials were issued as printed publications (Prawo wyznaniowe w systemie prawa polskiego [The Law on Religion in the Polish Legal System], ed. A. Mezglewski, Lublin 2004, pp. 389; Prawo i polityka wyznaniowa w Polsce Ludowej [The Law on Religion and Policy in the People’s Republic of Poland], ed. A. Mezglewski, P. Stanisz, M. Ordon, Lublin 2005, pp. 388; Funkcje publiczne związków wyznaniowych [The Public Functions of Religious Denominations], ed. A. Mezglewski, Lublin 2007, pp. 479).
Furthermore, the Department has organised:
- scientific conference entitled Pozyskiwanie środków na działalność instytucji kościelnych [The Acquisition of Funds for the Activity of Church Institutions] (10 June 2008) - (in collaboration with the Department of Administrative Law);
- the seminar Zasady opodatkowania przychodów osób duchownych (31 May 2010);
- the scientific conference entitled Układowe metody regulacji stosunków między państwem a związkami wyznaniowymi (art. 25 ust. 4-5 Konstytucji RP) [The bilateral methods of the regulation of the relations between the State and the religious denomiantions (art. 25 para 4-5 Polish Constitution)] (9-10 December 2011) - (in cooperation with the Department for Denominations and National and Ethnic Minorities of the Ministry of Interior and Administration);
- the Conference Sprzeciw sumienia w praktyce medycznej – aspekty etyczne i prawne [Conscientious objector in the medical practice – legal and ethical aspects] (28 November 2013) - (in cooperation with Medical University in Lublin);
- the 11th all-Polish Symposium of Law on Religion Aktualne problemy wolności myśli, sumienia i wyznania [Current problems of the freedom of thought, conscience and religion] in connection with the Convention of Departments and Lecturers of Law on Religion (14-17 May 2014) - (in cooperation with Polish Society of Law on Religion);
- International Conference Religion in floating territories (23-24 October 2014) - (in cooperation with EUREL);
- International Conference Obecność krzyża w przestrzeni publicznej państw europejskich [Presence of the cross in the public space of the European states] (12-13 November 2014) - (in cooperation with Polish Catholic Institute "Sursum Corda").
- International Conference Kościół i jego prawo w nauczaniu św. Jana Pawła II. Międzynarodowa konferencja naukowa w 30 rocznicę wizyty Papieża Polaka w Katolickim Uniwersytecie Lubelskim [The Church and her law. International Conference in 30. Anniversary of the Visit of the Polish Pope at the Catholic Uniwersity of Lublin] (9 June 2017).
- International Conference Satira religiosa - aspetti giuridici (27 May 2019).
- Open seminar Equal rights, Churches, and religious freedom (20 October 2022).
- the scientific conference Wolność religijna osób i funkcjonariuszy publicznych, Radocza/ k. Wadowic, in cooperation with Polish Society of Law on Religion (18-20 November 2022).
- the scientific conference Duszpasterstwo służb mundurowych w Polsce. Aspekt organizacyjno - prawny, Lublin (11 March 2023),
- International Conference Ideologies and State-Church Relations Legal Framework, Trnava, Slovakia (5 May 2023),
- the scientific conference Finansowanie Kościołów. Rozwiązania polskie na tle europejskim, Warszawa (7 September 2023).
- the scientific conference Gwarancje oraz zagrożenia bezstronności. Dyskurs interdyscyplinarny, Łączki k. Dubiecka (24-26 November2023).