New Delhi, March 26 -- The Delhi excise department has directed wholesale liquor licensees to submit samples of all approved brands for laboratory testing as part of its quality control measures, senior officials said. In a communication issued on March 23 by the office of the commissioner of excise, entertainment and luxury tax, all L-1 licensees have been instructed to ensure regular submission of Indian-made foreign liquor (IMFL) samples to the excise control laboratory. Officials said testing will now be conducted quarterly to maintain consistent quality standards of liquor supplied in the national capital. The circular reiterates earlier directions on periodic testing and emphasises strict compliance. "It is once again reiterated that ...