one of three dimensions of the supply chain network design; the number of tiers in the supply chain, representing the total number of levels through which goods and services must pass from the earliest to end stages of the chain
A passive activity loss for the tax year is the excess of your passive activity deductions over your passive activity gross income. What are the passive activity limitations? Your passive activity losses are limited to the amount of your passive activity income for the taxable year.
OSHA Permissible Exposure Limit (PEL): Maritime: 29 CFR 1915.1000 Table Z-Shipyards -- Simple asphyxiants. The limiting factor is the available oxygen which shall be at least 18 percent and be within the requirements addressing explosion in subpart B of part 1915.