Tahir was elected as a member of the
National Assembly of Pakistan in the
1990 Pakistani general election for the first time. He was re-elected to the
National Assembly of Pakistan in the
1993 Pakistani general election. From 1990 to 1993, he served as federal parliamentary secretary in the Ministry of Interior during
Nawaz Sharif first government in 1990. He was re-elected as member of the National Assembly in
1993 Pakistani general election, and again in the
1997 Pakistani general election. After the overthrow of the
Pakistan Muslim League (N) government in 1999 in a coup de'tat by
Pervez Musharraf, he was arrested. He was re-elected member of National Assembly in
2008 Pakistani general election. He had ceased to hold ministerial office in July 2017 when the federal cabinet was disbanded following the resignation of Prime Minister
Nawaz Sharif after
Panama Papers case decision. Following the election of Shahid Khaqan Abbasi as Prime Minister of Pakistan in August 2017, he was inducted into the federal cabinet of
Abbasi. He was appointed as the Federal Minister of Kashmir Affairs and Gilgit Baltistan. Upon the dissolution of the National Assembly on the expiration of its term on 31 May 2018, Tahir ceased to hold the office as Federal Minister for Kashmir Affairs and Gilgit-Baltistan. He was re-elected to the National Assembly as a candidate of PML-N from Constituency
NA-117 (Nankana Sahib-I) in the
2018 Pakistani general election. He stands approximately 6 ft 2 in (188 cm) tall. ==References==