Page contents Page contents The above chart shows the number of infringement cases open at year-end for the period 2017-2021. By clicking on the multi-level chart, you can consult, for 2021, the number of infringement cases open at the year-end per policy sector and per type of infringement. Most important infringement cases launched in 2021 Some of the most important ongoing infringement cases in 2021 Most important infringement cases closed without a Court of Justice ruling in 2021 Infringement cases for which a referral to the Court of Justice has been decided in 2021 Infringement cases for which a referral to the Court of Justice has been submitted in 2021 Outlook In 2022, the Commission will continue important enforcement work in the area of migration and home affairs. The Commission will: pursue infringements for ongoing cases on incomplete transposition of Firearms Directive (Directive (EU) 2017/853), Combating Fraud Directive (Directive (EU) 2019/713), Combating Money Laundering Directive (Directive (EU) 2018/1673), Students and Researchers Directive (Directive (EU) 016/801) and Access to financial information Directive (Directive (EU) 2019/1153); cases on incorrect transposition of Child Sexual Abuse Directive (Directive 2011/93/EU), Attacks Against Information Systems Directive (Directive 2013/40/EU), Combating Terrorism Directive (Directive (EU) 2017/541) and Single Permit Directive (Directive 2011/98/EU); follow up on the incorrect transposition of directives for which completeness check has been concluded: Drugs policy, Confiscation Directive (Directive 2014/42/EU), Anti-Trafficking Directive (Directive 2011/36/EU ), Passenger Name Record Directive (Directive (EU) 2016/681), Students and Researchers Directive (Directive (EU) 2016/801), Seasonal Workers and Intra-Corporate Transferees Directives (Directives 2014/36/EU and 2014/66/EU); follow up on the incorrect transposition of the Asylum Directives (Directive 2013/32/EU); continue enforcement action regarding migration and asylum, focusing on access to the asylum process and the return procedure; follow up to important European Court of Justice judgments and rulings in preliminary reference procedures, including on data retention. Important preliminary rulings Bundesrepublik Deutschland, C-507/19 Staatssecretaris van Justitie en Veiligheid, C-441/19 M e.a., C-673/19 The International Protection Appeals Tribunal and Others, Minister for Justice and Equality, Joined Cases C‑322/19 and C‑385/19 Konsul Rzeczypospolitej Polskiej w N., C-949/19 État belge, C-112/20 H. A. v État belge, C-194/19 L.R. v Bundesrepublik Deutschland, C-8/20 Westerwaldkreis, C-546/19 LH v Staatssecretaris van Justitie en Veiligheid, C-921/19 Land Oberösterreich, C-94/20 Bundesrepublik Deutschland, C-901/19 INPS, C-350/20 ASGI e.a., C-462/20 Bundesrepublik Deutschland, Bundesamt für Fremdenwesen und Asyl, C-18/20 LW v Bundesrepublik Deutschland, C-91/20 Okrazhna prokuratura – Haskovo and Apelativna prokuratura – Plovdiv, C-393/19 H.K v Prokuratuur, C-746/18 Migrationsverket, C-193/19 Okrazhna prokuratura – Varna Joined Cases, C-845/19 & C-863/19 Komisia za protivodeystvie na koruptsiyata i za otnemane na nezakonno pridobitoto imushtestvo, C-319/19 Important Court of Justice rulings against Member States Commission v Hungary, C-821/19