Lower-Tier Production Installation
Lower-tier production installation means an onshore production installation where petroleum is or is intended to be produced, and in respect of which—
(a) the actual or expected average oil production over any continuous 12-month period is below 820 barrels per day; and
(b) the actual or expected average net gas production over any continuous 12-month period is below 15 million standard cubic feet of gas per day; and
(c) the amount of liquefied flammable gases (including liquefied petroleum gas and natural gas) that is or is likely to be at the installation does not, at any time, exceed 50 tonnes.
Source: Health and Safety in Employment (Petroleum Exploration and Extraction) Regulations 2013, SR 2013/208, New Zealand, as of May 2013. Regulations