District level · ceased operating on 7/1/2025

Huyện Sơn Tây

The 9 communes, wards and towns of Huyện Sơn Tây were reorganised into 3 new commune-level units.

New unit	From former units of Huyện Sơn Tây
Xã Sơn Tây Thượng	Xã Sơn Bua, Xã Sơn Mùa, Xã Sơn Liên
Xã Sơn Tây	Xã Sơn Tân, Xã Sơn Dung, Xã Sơn Long
Xã Sơn Tây Hạ	Xã Sơn Màu, Xã Sơn Tinh, Xã Sơn Lập

A new unit may also include communes from other districts.

Legal basis

Commune level

1677/NQ-UBTVQH15

Adopted 6/16/2025; new commune government operating from 7/1/2025

Number checked, full text pending

Province level

NQ 202/2025/QH15

Adopted 12 June 2025; new province operating from 7/1/2025

District level

Ceased operating

From 7/1/2025 under Resolution 203/2025/QH15 amending the Constitution