noun
fuel cost adjustment charge
A monthly surcharge or discount on electricity or gas bills, calculated based on fuel price fluctuations. Used in utility billing contexts.
See also: 燃料費調整
今月の電気代は燃調費が上がったので高くなった。
This month's electricity bill was higher because the fuel cost adjustment charge went up.
ガス料金の明細に燃調費が記載されている。
The fuel cost adjustment charge is listed on the gas bill statement.
Abbreviation of 燃料費調整 (fuel cost adjustment).