署
ショ
signature, govt office, police station
JLPT2 G6 S13 F725
As per 者# (pile) + 罒 net → pile of public offices in a large building, likened to a net → (governmental) *office*; *workplace* → *assign*; *record*; *place* (an object) (← functions carried out in workplaces) → *signature* (← name recorded in its proper place).
[Full Kanji Etymology List]