This Tariff Concession Order (TCO) treats a specific type of refillable, free‑standing or bench‑top water purifier/filter (AC, with chiller, water tank ≤7.4 L) classified at 8421.21.90 as eligible for the Schedule 4, Part III, item 50 tariff treatment, effective 10 January 2008. Mechanically, importers obtain the Schedule 4 concession instead of the standard tariff; the order was made under s269P by a delegate of the CEO and may be revoked under ss269SC/269SD. Importers must meet the precise product description and classification to rely on the concession.