---
kind: "section"
citation: "40 C.F.R. § 60.6420"
title: "40"
number: "60.6420"
heading: "What types of operator certification must the chief facility operator and shift supervisor obtain and by when must they obtain it?"
url: "https://uscodex.org/cfr/40/60.6420"
---

# §60.6420. What types of operator certification must the chief facility operator and shift supervisor obtain and by when must they obtain it?

- (a) Each chief facility operator and shift supervisor must obtain and keep a current provisional operator certification from the American Society of Mechanical Engineers (QRO-1-2005) (incorporated by reference in [§ 60.17](/cfr/40/60.17.md) of [subpart A](/cfr/40/subpartA.md) of this part) or a current provisional operator certification from your state certification program by the later of two dates:
  - (1) **Six months after the municipal waste combustor starts up.**
  - (2) Six months after they transfer to the municipal waste combustor or 6 months after they are hired to work at the municipal waste combustor.
- (b) Each chief facility operator and shift supervisor must obtain and maintain a provisional certification, and must complete the full certification or be scheduled to take the full certification exam, by the later of two dates:
  - (1) **Six months after the municipal waste combustor starts up.**
  - (2) For a provisionally certified operator who is newly promoted or recently transferred to a shift supervisor position or a chief facility operator position, a full certification exam must be completed within six months after they transfer to the municipal waste combustor or 6 months after they are hired to work at the municipal waste combustor.
- (c) Each chief facility operator and shift supervisor must take one of three actions:
  - (1) Obtain and maintain a current provisional operator certification from the American Society of Mechanical Engineers or a state certification program in your state.
  - (2) Schedule a full certification exam with the American Society of Mechanical Engineers (QRO-1-2005) (incorporated by reference in [§ 60.17](/cfr/40/60.17.md) of [subpart A](/cfr/40/subpartA.md) of this part).
  - (3) **Schedule a full certification exam with your state certification program.**

## Notes

### Source

Source: 91 FR 11860, Mar. 10, 2026, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Source

Source: 36 FR 24877, Dec. 23, 1971, unless otherwise noted.