These specifications cover the production of tax packages (consisting of tax payment vouchers, instruction booklets, return envelopes, and a mailout envelope) requiring such operations as electronic p... These specifications cover the production of tax packages (consisting of tax payment vouchers, instruction booklets, return envelopes, and a mailout envelope) requiring such operations as electronic prepress, printing/variable imaging, binding/construction, inserting, and mailing. Please see complete specifications at https://www.gpo.gov/docs/default-source/contracts/451829-830.pdf