Central leader of Pakistan Muslim League-Nawaz (PML-N) Senator Talal Chaudhary said that federal government was constitutionally authorized to levy taxes and nobody could stop it from exercising this right. Talking to media persons at Jaranwala here, he strongly condemned the statement of the Khyber Pakhtunkhwa (KP) Chief Minister and said that taxes were the lifeline of a government and the government was determined to collect and spend taxes for the uplift of the country.