The OTC Markets has adopted rule changes for OTCQX and OTCQB to accommodate for Reg A + and require quarterly disclosure for the OTCQX marketplace.  See below.

OTCQB: http://www.otcmarkets.com/services/companies/otcqb/apply

OTCQX for U.S. Companies: http://www.otcmarkets.com/services/companies/otcqx-us/pricing

OTCQX for Banks: http://www.otcmarkets.com/services/companies/otcqx-banks/apply

OTCQX for International Companies: http://www.otcmarkets.com/services/companies/otcqx-international/pricing