U.S. EPA (EPA) published its new Mandatory Green House Gas (GHG)
Reporting Rule in the Federal Register last Friday, Oct.
30. The new final rule requires large GHG emitters and suppliers
across the country to monitor and report annual green house gas
emissions. Although EPA announced the new rule at the end of
September, the rule does not become effective until 60 days after
publication, or Dec. 29, 2009.
In addition to basic facility information, regulated sources
will be required to report annual GHG emissions for each source
category covered by the rule. The rule does contain a few special
provisions applicable to the first few months of reporting. There
is a one-time-only option to use "best available monitoring
methods" (including alternative monitoring, supplier data or
engineering calculations) from January through March 2010, if a
given parameter cannot be measured as required in the rule. This
provision was designed to facilitate compliance by facilities
