Bhubaneswar: The excise department has stepped up enforcement across Odisha during festival season, seizing illicit liquor, narcotics and other contraband valued at Rs 5.1 crore.The intensified drive, being carried out from Oct 10 to Oct 31, is aimed at checking illegal production, possession, storage, sale, transport and smuggling of illicitly distilled liquor, non-duty-paid and duplicate liquor, spirit, narcotic drugs, psychotropic substances and other banned items.Between Oct 10 and 14, officials registered 958 cases, including 25 under NDPS Act, and arrested 470 people.During the operations, the department seized 46,218 bulk litres of illicitly distilled liquor, 39 litres of duplicate foreign liquor, 795 kg of mahua flowers, 931 kg of ganja, 135 grams of heroin and 25.4 litres of codeine-based cough syrup. As many as 62 vehicles allegedly used in the offences were also seized.The special enforcement campaign will remain in force till Oct 31, with officials continuing strict surveillance to prevent movement and sale of illegal liquor, narcotics and other contraband during the festive period.