Toowoomba detectives have charged a man after an emergency declaration was put in place at Centenary Heights this morning.
Around 8am police established an exclusion zone around a Hunter Street house, after reports the man may have been armed.
The man was taken into custody just before 11am and no gun was located.
A search of the premises allegedly resulted in ammunition being located in the roof cavity.
Police will allege a quantity of drugs (methylamphetamine) and drug utensils were also found along with a set of keys which belonged to a stolen vehicle.
A 31-year-old Cottswold Hills man has been charged with one count each of obstruct police officer, possess explosives (ammunition), stealing, receiving tainted property, unlawful use of a motor vehicle, wilful damage, possess utensils along with two counts each of possessing dangerous drugs and breach of bail condition.
He is expected to face the Toowoomba Magistrates Court tomorrow (February 15).