See also https://ccnso.icann.org/sites/default/files/field-attached/roles-responsibilities-council-24mar20-en.pdf

Customer Standing Committee (CSC):

• CSC appointments, regardless of whether members or liaisons, will be for a two-year period with the option to renew for up to two additional two-year terms. The intention is to stagger appointments to provide for continuity and knowledge retention.

...

•  To facilitate this, at least half of the inaugural CSC appointees will be appointed for an initial term of three years. Subsequent terms will be for two years. (see

...

• : Charter)
• See https://www.icann.org/en/csc/members-liaisons

Root Zone Evolution Review Committee (RZERC):

The term of appointment shall be three (3) years. A member may be re-appointed for two additional terms (in total 3 terms). (see:  Guideline)

Empowered Community Administration:

The ccNSO representative will be appointed yearly (see:  Guideline)

ICANN Nominating Committee:

Each voting delegate shall serve a one-year term. A delegate may serve at most two successive one-year terms, after which at least two years must elapse before the individual is eligible to serve another term. (See: Bylaws)

Ethos Award Committee:

Councillors, serve for a year, two consecutive terms

Liaisons

...

The appointed Liaisons serves for a term of two years and no more than 3 (three) terms in a row. See relevant guideline

ICANN Fellowship Selection Committee

ICANN Fellowship Mentor