D. Ranganayakulu vs Superintendent Engineer Nsrc O&M; & Anr

The Supreme Court held that under Section 8(1)(b) of the Arbitration Act, 1940, a party that participates in arbitration proceedings without objection waives its right to challenge the arbitrator's jurisdiction later. The Court affirmed the High Court's decision to make the arbitrator's award dated 02/03/1995 Rule of the Court, emphasizing that the respondents' participation without demur constituted a waiver of their objections. The appeals were dismissed, upholding the validity of the arbitration process.