No person may send a specified message (a marketing message advertising or promoting goods, services, land, business or investment opportunities) to a Singapore telephone number unless within the prescribed duration before sending they applied to the Commission to confirm whether the number is listed in the relevant register (voice, text or fax) and received confirmation that it is not; it is a defence that the subscriber or user gave clear and unambiguous consent evidenced in written or other accessible form; consent may not be made a condition of supply beyond what is reasonable, and may be withdrawn (46, 47). Contravention is an offence with a fine of up to S$10,000, and from 2020 also attracts financial penalties.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.