noun
designated garbage bag; municipal trash bag
A garbage bag specified by a local government for waste collection; residents must use these bags for proper disposal.
この町では指定ごみ袋を使わないとゴミを出せません。
In this town, you cannot put out trash unless you use the designated garbage bags.
指定ごみ袋はスーパーやコンビニで買えます。
Designated garbage bags can be bought at supermarkets and convenience stores.
A general garbage bag; 指定ごみ袋 specifically refers to municipally designated bags.
Compound of 指定 (designated) + ごみ袋 (garbage bag).