An idiomatic expression meaning a household's or individual's financial situation; metaphorically used for internal financial circumstances of an organization.
台所事情が厳しくて、旅行に行けそうにない。
Our finances are tight, so it looks like we won't be able to go on the trip.
台所事情を考えて、新しい車の購入を延期した。
Considering the household finances, we postponed buying a new car.
家庭によって台所事情は大きく異なる。
Household finances vary greatly from family to family.