City Of Mahnomen issued the following announcement on Jun 01.
It is time to mow your lawn (now... ) because several complaints have come in for residents who have not mown their lawns yet this year. Letters are going out asap so if you have not mown your lawn and a complaint letter comes in the mail that letter will be your 1st of two letters for the year 2022, and after a second letter in 2022 ( and each year after) we will no longer give a third or fourth etc... warning.
We will mow your lawn for you and send you a bill for our street departments labor and cost of equipment used.
Original source can be found here.
Source: City Of Mahnomen