Tax collection at source by e commerce operators requires collection, reporting, matching and adjustment of supplier liabilities. Every electronic commerce operator (not being an agent) must collect a notified percentage of the net value of taxable supplies made through it when it collects consideration on behalf of other suppliers; remit collected amounts to the government within the prescribed period and furnish monthly and annual electronic statements detailing supplies, returns and amounts collected. Operators must rectify discovered statement errors within prescribed time limits subject to interest; supplier credits, matching of operator and supplier returns, communication of discrepancies, addition of unrectified differentials to supplier output tax liability with interest, statutory information notices and penalties for non-compliance are provided.