6 Month Rule -

For U.S. Lawful Permanent Residents (Green Card holders), the "6 month rule" refers to travel outside the United States.

The U.S. has agreements with over 100 countries (the " Six-Month Club ") that waive this requirement. For citizens of these countries, a passport only needs to be valid for the duration of their intended stay. 6 Month Rule

Some regions, like the Schengen Area , generally require only three months of validity beyond your planned departure date. Permanent Residency (Immigration) like the Schengen Area

The "6 Month Rule" most commonly refers to for international travel, but it also appears in contexts like residency and medical procedures. Passport Validity (Travel) 6 Month Rule