The governing authorities of any municipality in the state are hereby authorized and empowered, in their discretion, to purchase by negotiation or otherwise, any breed of dogs suitable for law enforcement purposes, and pay for same out of the proceeds derived from tax levies made for their support and maintenance. Said dogs may be furnished to the police or police department of said municipality to be used by them in the enforcement of the laws of said municipality and the State of Mississippi. The governing authorities may also appropriate and pay monthly such amounts as may be necessary to maintain and care for said law enforcement dogs.