May tenderers be excluded from the evaluation on the basis of a Turkish Standards Institution standard that is not in force?

Case / decision no:

2024/718 / 2024/1163

Decision date:

15 June 2026

Court:

İdare Mahkemesi

Case number:

2024/718

The judgment of Ankara 21st Administrative Court (case No 2024/718, decision No 2024/1163) establishes that qualification documents based on Turkish Standards Institution standards not in force on the date of the tender may not be required. The currency of technical standards is decisive in qualification assessments.