Shaykh Muhammad Nasiruddin Al-Albani was asked:
Questioner: “Shaikh, about issues of Ijtihaad
Questioner: Is it obligatory for a layman to ask a person of knowledge for evidence?
Shaikh: If he can understand the evidence [then yes]. Otherwise, no. Is it clear?
[Silsiltul-Huda wan-Nur no. 187]
And Allah Knows Best
Faisal bin Abdul Qaadir bin Hassan