Article 329, Constitution of India 1950
Notwithstanding anything in this Constitution—
(a) the validity of any law relating to the delimitation of constituencies or the allotment...
(1) Parliament may, by law, provide for the adjudication or trial by administrative tribunals of disputes and complaints with respect to recruitment and conditions...
(1) The appropriate Legislature may, by law, provide for the adjudication or trial by tribunals of any disputes, complaints, or offences with respect to...