| Code | Connection code | Source classification | Target classification | Remark |
| 01.21 |
NKD 2008 - NKD 2002
| National classification of activities, 2008 | National classification of activities, 2002 | Correspondence table between National classification of activities - NKD Rev.2 and National classification of activities - NKD Rev.1 |
| 01.21
|
NKD 2008 - ISIC 2008
| National classification of activities, 2008
| International Standard Industrial Classification of All Economic Activities, Rev.4, 2008
| |
| 01.22 |
KIS 2010 - KIS 1995
| Classification of institutional sectors, 2010 | Classification of institutional sectors, 1995 | Correspondence table between Classification of institutional sectors (2016) and Classification of institutional sectors (2010) |
| 01.22 |
KIS 2016 - GOV-IE 2017
| Classification of institutional sectors (2016) | Classification of institutional units in government sector - GOV-IE 2017 | |
| 01.22 |
KIS 2016 - GOV-IE 2018
| Classification of institutional sectors (2016) | Classification of institutional units in government sector - GOV-IE 2018 | |
| 01.22 |
KIS 2016 - GOV-IE 2019
| Classification of institutional sectors (2016) | Classification of institutional units in government sector - GOV-IE 2019 | |
| 01.22 |
KIS 2016 - GOV-IE 2020
| Classification of institutional sectors (2016) | Classification of institutional units in government sector - GOV-IE 2020 | |
| 01.23 |
LAKV 2020 - LAKV 2018
| Activity list for time use, 2020
| Activity list for time use, 2018
| |
| 02.21 |
KPD 2015 - KN 2016
| Classification of products by activity, 2015
| Combined Nomenclature, 2016
| |
| 02.21 |
KPD 2015 - KN 2017
| Classification of products by activity, 2015
| Combined Nomenclature, 2017
| |
|