| 86321 | Bleaching of wearing apparel | |
| 54699 | Blinds, installation of | |
| 85400 | Blister forming and packaging services | |
| 54560 | Blocks, laying of | |
| 93199 | Blood banks, services of | |
| 85940 | Blue printing services | |
| 63192 | Boarding houses, letting of | |
| 54270 | Boat basins, general construction of | |
| 67610 | Boat canals, maintenance of | |
| 67610 | Boat canals, operation of | |
| 65219 | Boat excursion services | |
| 54230 | Boat lifts, general construction of | |
| 67610 | Boat lifts, services of | |
| 54129 | Boat sheds, general construction of | |
| 87149 | Boats, pleasure, maintenance and repair of | |
| 73115 | Boats, rental or leasing of, without operator | |
| 87149 | Boats, sporting, maintenance and repair of | |
| 97290 | Body care services | |
| 85250 | Bodyguards, services of | |
| 71334 | Boiler insurance policies, underwriting of | |
| 87110 | Boilers for central heating, maintenance and repair of | |
| 87110 | Boilers for nuclear reactors, maintenance and repair of | |
| 54631 | Boilers, domestic, maintenance and repair of | |
| 71521 | Bonds, government, delivery of | |
| 71521 | Bonds, government, redemption of | |
| 71521 | Bonds, government, sales of | |
| 96141 | Booking of motion pictures | |
| 96141 | Booking of video tapes | |
| 85990 | Booking services, theatrical | |
| 85121 | Bookkeepers, supplying of, for work assignments | |
| 82220 | Book-keeping services, except tax returns | |
| 86921 | Books, adhesive binding of | |
| 86921 | Books, assembling of | |
| 86921 | Books, basting of | |
| 86921 | Books, binding of | |
| 84510 | Books, cataloguing of | |
| 86921 | Books, collating of | |
| 84510 | Books, collection of | |
| 84510 | Books, conservation of | |
| 86921 | Books, embossing of | |