The phrase "formally commissioned" is correct and can be used in written English.
You can use this phrase when referring to something being officially or legally authorized by a higher authority. For example, "The engineer was formally commissioned by the mayor to repair the town's sewage system."
"The plays aren't usually formally commissioned.
Although the expedition members represented a coalition of both Liberals and Conservatives, the expedition was formally commissioned by the Liberal government under José Hilario López and adopted a decidedly anticolonial tone as a result.
When it became clear that France was open to trade with the colonies, he abandoned his disguise and established himself as one of the first formally commissioned representatives of the aspiring country.
With the growing demand for electricity by 1971, the VRA commissioned a study on alternative means of meeting those demands which led to the construction of the Kpong Hydroelectric Project, formally commissioned in 1982 and giving an additional capacity of 160 MW [5].
Laid down in 1911 at the Yokosuka Naval Arsenal, Hiei was formally commissioned in 1914.
These were completed by May, and she was formally commissioned on 5 May.
On the other hand, our department had been commissioned formally, by the Lazio regional council, to manage the nominative data of infectious disease surveillance, at the time of this study, in accordance also with privacy laws enforced in Italy.
The WWTS was commissioned and formally put into operation in 2002.
But it's the canopy, which Goldman also commissioned, that formally elevates what is really just a gap between two buildings into something almost as inspired as the nave of a great Gothic cathedral.
NHS England wants all CCGs to have formally tendered for commissioning support by April of this year via its lead provider framework, but few are likely to comply despite threats of breaching procurement law.
The so-called First Triumvirate of Pompey, Julius Caesar, and Marcus Licinius Crassus, which began in 60 bc, was not a formally created commission but an extralegal compact among three strong political leaders.
