High Value clerks are non-union here in Local 42, Lynnfield, Ma. and they aren't specifically listed in the Master Contract as being part of the bargaining unit.
2002-2008 National Master UPS Agreement
Article 1. Parties to the Agreement
Section 2. Employees Covered
"Employees covered by this Agreement shall be construed to mean, where already recognized, feeder drivers, package drivers, sorters, loaders, unloaders, porters, office clerical, clerks, mechanics, maintenance personnel (building maintenance), car washers, United Parcel Service employees in the Employer's air operation, and to the extent allowed by law, employees in the export and import operations performing load and unload duties, and other employees of the Employer for whom a signatory Local Union is or may become the bargaining representative. In addition, effective August 1, 1987, the Employer recognized as bargaining unit member's clerks who are assigned to package center operations, hub center operations, and/or air hub operations whose assignment involves the handling and progressing of merchandise, after it has been tendered to United Parcel Service to effectuate delivery. These jobs cover: packages return clerks, bad address clerks, post card room clerks, damage clerks, rewrap clerks, and hub and air hub return clerks. This agreement also governs the classifications covered in Article 39-Trailer Repair Shop. Effective no later then February 1, 2003 the Employer recognizes as bargaining unit members FDC/ODC clerks, international auditors, "smart label" clerks and revenue auditors who work in the operations facilities."
National Master UPS Agreement, Articles 1-13
Customer Counter clerks who are not already in the Union (they're not, here in Local 42) can join the Union but they must organize and sign cards. See the Memorandum of Understanding . . .
National Master UPS Agreement, Addenda and Memoranda of Understanding
Any group of employees can organize, sign cards, and if necessary, have an election to join the Union.
The Contract, including the Memorandums of Understanding, and the Regional Supplements are available here . . .
Teamsters for a Democratic Union