The U.S. Trade Representative has announced that it is seeking public comments in written form “on all elements related to Canada’s [and Mexcio's] participation in the TPP negotiations in order to develop U.S. negotiating positions.” It will also hold public hearings on the entry of these countries into the negotiations.
The deadline for written comments and requests to testify at the hearings is September 4. The hearing regarding Mexico’s entry into the TPP will be September 21. The hearing regarding Canada’s entry into the TPP will by September 24.
The original request for comments and notice of public hearings are here: