The group warned that the RRF-621 residential solar program, launched in 2021, is under threat due to an administrative change.

However, MNNSZ deputy chairman László Szilágyi told leading online economic daily Világgazdaság [Global Economy] that filtering out problematic applications could still salvage the program.

In recent years, hundreds of contractors in Hungary’s solar market have gone out of business or become insolvent, leaving tens of thousands of customers with unfinished or unstarted installations.

With the project deadline set for March 31, many applicants in 2025 opted to switch to contractors willing to take over these troubled projects.