PHILADELPHIA—Philadelphia Fire Commissioner Lloyd Ayers says he is planning to retire next year.

Ayers joined the Fire Department in 1974. He served in every rank within the department, from lieutenant to deputy commissioner, before becoming fire commissioner in late 2004.

In his current post, Ayers oversees 2,400 uniformed firefighters and all the operations of the Philadelphia Fire Department, the country's fifth largest.

He says he will retire in June of next year.