The Anti-Money Laundering Office will explain Thailand's position after the Financial Action Task Force labelled the country "high-risk".
Amlo initially planned to issue a statement on the issue.
The agency's public relations office said in a press release that Pol Col Sihahart Prayoonrat, acting Amlo secretary-general, will instead speak on the issue at a press conference.
Thailand is one of five new countries added to the FATF list, which includes Indonesia, Pakistan, Ghana and Tanzania.
The country is said to have failed to enact more money laundering laws aimed at countering terrorism.
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