Tennessee Code Title 49. Education § 49-5-418

(a) An LEA may grant release-time to a professional employee to hold office as a representative of a local professional employees' organization as defined in § 49-5-602. Release-time may be granted if the local board approves the request or if release-time is agreed to as part of a memorandum of understanding under the Professional Educators Collaborative Conferencing Act of 2011, compiled in part 6 of this chapter. Release-time may be granted for a portion of the year or for an entire year. If the release is granted for an entire year, the release-time shall be granted from a date certain to a date certain.

(b) If an LEA grants release-time, the professional employees' organization shall:

(c) If release-time is granted to a professional employee for more than ninety (90) days, the LEA shall maintain the employee's position without advancement on the salary scale.

(d) An LEA may allow a teacher representative of a professional employees' organization whose presence has been requested by another teacher participating in a grievance procedural meeting or a disciplinary or employment rights meeting to attend the meeting. The teacher representative's attendance shall be considered as engaging in school duties.

(e) This section does not apply if an agreement is made between a professional employees' organization and the LEA granting release-time of less than one (1) full day per week to perform organizational duties.