https://www.taxtmi.com/caselaws?id=470454 Constitutional judicial review remains available to challenge the validity of delegated tariff regulations because the Appellate Tribunal cannot review their validity, although it may interpret or apply them in appeals. A challenge to relaxation of operating norms and a validity challenge to the norm itself are distinct, so pursuing both did not amount to abuse of process; costs imposed for invoking Article 226 were removed. Station-specific heat-rate norms may differ where supported by historical performance, achievable efficiency, technical assessment and stakeholder consultation. The National Tariff Policy does not require identical norms for similarly designed units. Courts will not substitute an expert regulator's tariff assessment absent statutory breach, manifest arbitrariness or procedural illegality. en-us Mon, 21 Jan 2019 00:00:00 +0530 Tue, 28 Jul 2026 16:00:47 +0530 TaxTMI RSS Generator https://www.taxtmi.com/caselaws?id=470454 Constitutional judicial review remains available to challenge the validity of delegated tariff regulations because the Appellate Tribunal cannot review their validity, although it may interpret or apply them in appeals. A challenge to relaxation of operating norms and a validity challenge to the norm itself are distinct, so pursuing both did not amount to abuse of process; costs imposed for invoking Article 226 were removed. Station-specific heat-rate norms may differ where supported by historical performance, achievable efficiency, technical assessment and stakeholder consultation. The National Tariff Policy does not require identical norms for similarly designed units. Courts will not substitute an expert regulator's tariff assessment absent statutory breach, manifest arbitrariness or procedural illegality. Case-Laws Indian Laws Mon, 21 Jan 2019 00:00:00 +0530 https://www.taxtmi.com/caselaws?id=470454