The appointment of the professional service provider for a period of 24 months to develop an inventory, phase-out plan, and a socioeconomic assessment of phasing out the persistent organic pollutants (dicofol, methoxychlor, chlorpyrifos, medium-chain chlorinated paraffins and long-chain perfluorocarboxylic acids, their salts and related compounds) and chemicals proposed for listing (polybrominated dibenzo-p-dioxins and dibenzofurans and mixed polybrominated/chlorinated dibenzo-p-dioxins) under stockholm convention.