Apart from the 14-member oil cartel, the meeting is expected to be attended by at least 13 states. According to Venezuela's Oil and Mining Affairs Minister Eulogio del Pino, OPEC has sent the invitations to Russia, Azerbaijan, Kazakhstan, Oman, Egypt, Bahrain, Colombia, Mexico, Trinidad and Tobago, Bolivia, Norway and Canada.
Earlier in the day, Brazilian Energy Minister Fernando Bezerra Coelho Filho also confirmed that his country would join OPEC's technical meeting, represented by Oil Secretary Marcio Felix.
On September 28, OPEC member states agreed on cutting its oil production to 32.5-33 million barrels per day for the whole cartel, however, no exact limits for each country have been placed. The OPEC countries are set to finalize the agreement on oil output freeze at the OPEC summit in Vienna on November 30