1 - National Labor Relations Board

Appendix A 193
CE: A charge that either a labor organization or an employer, or both
jointly, have committed an unfair labor practice in violation of section
8(e).
CP: A charge that a labor organization has committed unfair labor practices
in violation of section 8(b) (7) (A), (B), or (C), or any combination
thereof.
R Cases (representation cases)
A case number which contains the first letter designation R, in
combination with another letter, i.e., RC, RD, RM, indicates that it
is a petition for investigation and determination of a question concerning
representation of employees, filed under section 9(c) of the
Act.
RC: A petition filed by a labor organization or an employee alleging that
a question concerning representation has arisen and seeking an election
for the determination of a collective-bargaining representative.
RM: A petition filed by an employer alleging that a question concerning
representation has arisen and seeking an election for the determination
of a collective-bargaining representative.
RD: A petition filed by employees alleging that the union previously
certified or currently recognized by the employer as their collectivebargaining
representative no longer represents a majority of the
employees in the appropriate unit and seeking an election to determine
this.
Other Cases
AC: (Amendment of Certification cases) : A petition filed by a labor
organization or an employer for amendment of an existing certification
to reflect changed circumstances, such as changes in the name
or affiliation of the labor organization involved or in the name or
, location of the employer involved.
AO: (Advisory Opinion cases) : As distinguished from the other types of
cases described above, which are filed in and processed by regional
offices of the Board, AO or "advisory opinion" cases are filed directly
with the Board in Washington and seek a determination as to
whether the Board would or would not assert jurisdiction in any
given situation on the basis of its current standards, over the party
or parties to a proceeding pending before a State or territorial
agency or a court. (See subpart H of the Board's Rules and Regulations,
Series 8, as amended.)
UC: (Unit Clarification cases) : A petition filed by a labor organization or
an employer seeking a determination as to whether certain classifications
of employees should or should not be included within a presently
existing bargaining unit.
UD: (Union Deauthorization cases) : A petition filed by employees pursuant
to section 9(e) (1) requesting that the Board conduct a referendum
to determine whether a union's authority to enter into a
union-shop contract should be rescinded.