---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchC/part60/subpartGGGa"
level: "subpart"
label: "Subpart GGGa"
heading: "Standards of Performance for Equipment Leaks of VOC in Petroleum Refineries for Which Construction, Reconstruction, or Modification Commenced After November 7, 2006"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchC-part60-subpartGGGa"
sections_count: 4
---

# Subpart GGGa — Standards of Performance for Equipment Leaks of VOC in Petroleum Refineries for Which Construction, Reconstruction, or Modification Commenced After November 7, 2006

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter C — Air Programs › Part 60 — Standards of Performance for New Stationary Sources

## Sections

- [§60.590a. Applicability and designation of affected facility.](/cfr/40/60.590a.md)
- [§60.591a. Definitions.](/cfr/40/60.591a.md)
- [§60.592a. Standards.](/cfr/40/60.592a.md)
- [§60.593a. Exceptions.](/cfr/40/60.593a.md)