Monitor Prawniczy no. 7/2021 Extraordinary mitigation of a penalty under penal fiscal law Olaf Włodkowski 10.32027/MOP.21.7.1 Equivalence of benefits and notions of the mutual contracts as well as legal acts for Piotr Ratusznik 10.32027/MOP.21.7.2 Monitoring of adverse effects of medicinal product as personal data processing by authorized entities Karol Cieniak 10.32027/MOP.21.7.3 Representation of a minor in cases to waive the maintenance obligation Marcin Dziurda 10.32027/MOP.21.7.4 Filing of a request for appending an enforcement clause and interruption of the limitation period for claims Tadeusz Zembrzuski 10.32027/MOP.21.7.5 Civil law contracts and social insurance in light of the Supreme Court jurisprudence Monika Wałachowska 10.32027/MOP.21.7.6