In the talk about nuclear deterrence, the Chancellor can think about deployments of Bundeswehr plane carrying British or French nuclear weapons. However, he rejects the thought of procuring his personal nuclear warheads.
https://www.spiegel.de/politik/deutschland/atomwaffen-friedrich-merz-schliesst-beschaffung-deutscher-atomwaffen-aus-a-6bc57a24-b51f-4cfc-a388-691072ac1026#ref=rss