Code of Federal Regulations Title 40. Protection of Environment 40 CFR Pt. 63, Subpt. YYYY, Tbl. 2 Table 2 to Subpart YYYY of Part 63—Operating Limitations

1. each stationary combustion turbine that is required to comply with the emission limitation for formaldehyde and is using an oxidation catalyst

maintain the 4-hour rolling average of the catalyst inlet temperature within the range suggested by the catalyst manufacturer. You are not required to use the catalyst inlet temperature data that is recorded during engine startup in the calculations of the 4-hour rolling average catalyst inlet temperature.

2. each stationary combustion turbine that is required to comply with the emission limitation for formaldehyde and is not using an oxidation catalyst

maintain any operating limitations approved by the Administrator.