subject to, be
1. Be under the control or authority of, as in All citizens in this nation are subject to the law. [First half of 1300s]
2. Be prone or disposed to, as in This child has always been subject to colds. [Late 1300s]
3. Be likely to incur or receive, as in This memo is subject to misinterpretation. [Late 1300s]
4. Depend on, be likely to be affected by, as in Our vacation plans are subject to the boss's whims. [Early 1800s]