I acquired my university entrance qualification in Iran. What requirements do my certificates have to meet?

Source: https://www.rwth-aachen.de/go/id/igwrt/lidx/1 Parent: https://www.rwth-aachen.de/go/id/drar/lidx/1

Documents to Upload on RWTHonline as Part of Your Online Application

School certificate

A certificate of secondary education obtained after 12 years of schooling, issued from June 2019, or
A certificate of secondary education obtained after 11 years of schooling, issued up to and including 2018, or
A certificate of secondary education obtained after 12 years of schooling, issued until about 1999 and, if available

Additional documents

Proof of completion of the pre-university course, and/or
Proof of passing the interuniversity entrance examination, and/or
Proof of a successful academic year at a recognized university
Kardani diploma from a state university or an Islamic Azad University and/or
Bachelor's or licentiate degree from an Islamic Azad University and/or

Requirements for Recognition as a University Entrance Qualification, in Short HZB

A subject-related HZB applies if the following conditions are fulfilled and the corresponding certificates are submitted:

Certificates of secondary education and required supporting documents

A certificate of secondary education obtained after 12 years of schooling, issued from June 2019, in one of the six possible specifications

Theoretical tracks: Empirical sciences, Math and Physics, Literature / Arts and Humanities or Religion\ Technical-vocational/professional tracks : Technical focus or Work and Knowledge

and

Proof of a successful academic year

A certificate of secondary education obtained after 11 years of schooling, issued up to and including 2018

Plus either

A Kardani diploma from a state university or an Islamic Azad University, and
Proof of completion of the pre-university course, issued before 2011, and
Proof of passing the interuniversity entrance examination

A Kardani diploma from a state university or an Islamic Azad University, and
Proof of completion of the pre-university course, issued from 2011

Proof of completion of the pre-university course, issued from 2011, and
Proof of a successful academic year

Proof of completion of the pre-university course, issued before 2011, and
Proof of passing the interuniversity entrance examination, and
Proof of a successful academic year\ (With this combination, the school leaving grade is not relevant)

Proof of completion of the pre-university course, issued before 2011, and
A Bachelor's or licentiate degree from an Islamic Azad University, obtained up to and including 2013.\ Completion of a course of study lasting at least four years, provided that it was actually completed at a recognized university in accordance with the prescribed study standard and, as a rule, on a full-time basis.

Please note: In all cases, the secondary education certificate must show an overall grade of at least 15 in all cases.

A certificate of secondary education obtained after 12 years of schooling, issued until about 1999

Plus either

A Kardani diploma from a state university or an Islamic Azad University, and
Proof of passing the interuniversity entrance examination

Proof of passing the interuniversity entrance examination, and
Proof of a successful academic year

Bachelor or licentiate degree from an Islamic Azad University, obtained up to and including 2013. Completion of a course of study lasting at least four years, provided that the certificate was actually issued by a recognized university in accordance with the prescribed study standard and, as a rule, on a full-time basis.