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Registration into the NEN System

Every important information and condition for successful registration in the NEN system.

Economic Operator

Summary of instructions and description of features for economic operators in the NEN system.

Contracting Authority

Manual for contracting authority, not available in english version.
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News and Information

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NEN security update

25.02.2026 10:35:41

Dear users, the NEN system will undergo a regular security update on 27 February 2026 from 20:00 to 21:30.

NEN security update

26.01.2026 11:43:16

Dear users, the NEN system will undergo a regular security update on 30 January 2026 from 20:00 to 21:30.

Updating the NEN system

16.01.2026 14:28:21

Dear users, on 23 January 2026 from 8:00 p.m. to midnight, there will be a planned update of the NEN

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NEN System

The National Electronic Tool (NEN) is a complex electronic tool for administration, public procurement, and concessions for all categories of public contracts and all categories of contracting authorities.

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