| Country | Age Limit |
| Austria | 3 years old |
| Belgium | 3 years old |
| Bulgaria | 1 year old |
| Croatia | 3 years old |
| Cyprus | 2 years old |
| Czech Republic | 3 years old |
| Denmark | 3 years old |
| Estonia | 3 years old |
| Finland | 3 years old |
| France | No fixed age limit in French legislation (but in practice, the majority have less than 1 year old) |
| Germany | 3/6 years old |
| Greece | 3 years old |
| Hungary | 1 year old |
| Ireland | 1 year old* |
| Italy | Up to 3 years old in prison Up to 6 years old in ICAM (Istituto a Custodia Attenuata per Madri detenute) Up to 10 years old in sheltered family houses* |
| Latvia | 4 years old* |
| Lithuania | 3 years old |
| Luxembourg | No fixed age limit in Luxembourgish legislation. |
| Malta | 1 year old* |
| Netherlands | 4 years old |
| Norway | Children are not allowed to live with their parent in penal institutions |
| Poland | 3 years old |
| Portugal | 5 years old |
| Romania | 2 years old |
| Slovakia | Children are not allowed to live with their parent in penal institutions |
| Slovenia | 2 years old |
| Spain | 3 years old |
| Sweden | Based on an individual evaluation |
| Switzerland | 3 years old |
| UK: England and Wales | 18 months |
| UK: Northern Ireland | Children are not allowed to live with their imprisoned parent in penal institutions |
| UK: Scotland | Children are not allowed to live with their imprisoned parent in penal institutions |
Source: Aebi, M. F., Cocco, E., Molnar, L. & Tiago, M. M., (2022). SPACE I – 2021 – Council of Europe Annual Penal Statistics: Prison populations. Strasbourg: Council of Europe, Table 2.3.
*Ireland, age limit for children living in prisons: retrieved from Citizens Information (https://www.citizensinformation.ie/en/).
*Italy, age limit for children living in prisons: retrieved from Antigone, 2019 (“Donne, non solo numeri. Uno sguardo qualitativo sulla detenzione femminile”, XV rapporto sulle condizioni di detenzione).
*Latvia, age limit for children living in prisons: retrieved from COE SPACE I 2020.
*Malta, age limit for children living in prisons: retrieved from COE SPACE I 2020.

