A day after it “strongly advised” the finance ministry to ensure that all enforcement agencies under it were “absolutely neutral, impartial and non-discriminatory” while cracking down on illicit money use in elections, the Election Commission (EC) has called a meeting with the chairman of the Central Board of Direct Taxes (CBDT) and the revenue secretary, ET has learnt. Meanwhile, the chief accountant of the Congress party was summoned for questioning by the income tax department on Monday, sources said. “We expect that senior leaders could be called in for further questioning on Tuesday,” a senior Congress functionary said. Government sources indicated Congress treasurer Ahmed Patel could be called in for questioning on Tuesday. Patel handles all financial matters and the I-T department’s findings on alleged hawala transactions would need to be explained by him. The EC meeting with the CBDT chief and the revenue secretary is expected to be held at Nirvachan Sadan on Tuesday morni