Plain meaning
A multilateral convention supporting cooperation between tax authorities, including information exchange and assistance in tax administration.
Also called
MAAC
Key points
- The convention supports exchange of information on request, spontaneous exchange, and automatic exchange mechanisms.
- It can also support assistance in collection and service of documents where countries have agreed to those forms of assistance.
- Use of the convention depends on participating jurisdictions, reservations, and domestic implementing rules.
- It is part of the infrastructure behind CRS, offshore compliance, and international tax transparency.
Why it comes up
Mutual administrative assistance strengthens international tax compliance, anti-evasion efforts, and cross-border enforcement.