---
kind: "section"
citation: "40 C.F.R. § 63.7897"
title: "40"
number: "63.7897"
heading: "What are my inspection and monitoring requirements for tanks?"
url: "https://uscodex.org/cfr/40/63.7897"
---

# §63.7897. What are my inspection and monitoring requirements for tanks?

- (a) You must visually inspect each of your tanks using Tank Level 1 controls for defects at least annually according to the requirements in [§ 63.906(a)](/cfr/40/63.906.md?p=a).
- (b) You must inspect and monitor each of your tanks using Tank Level 2 controls according to the requirements in [paragraphs (b)(1) through (5)](#b-1..b-5), as applicable to your tanks.
  - (1) If you use a fixed roof with an internal floating roof according to [§ 63.7895(d)(1)](/cfr/40/63.7895.md?p=d-1), you must visually inspect the fixed roof and internal floating roof according to the requirements in § [63.1063(d)(1)](/cfr/40/63.1063.md?p=d-1) and [(2)](/cfr/40/63.1063.md?p=d-2).
  - (2) If you use an external floating roof according to [§ 63.7895(d)(2)](/cfr/40/63.7895.md?p=d-2), you must visually inspect the external floating roof according to the requirements in [§ 63.1063(d)(1)](/cfr/40/63.1063.md?p=d-1) and inspect the seals according to the requirements in § [63.1063(d)(2)](/cfr/40/63.1063.md?p=d-2) and [(3)](/cfr/40/63.1063.md?p=d-3).
  - (3) If you use a fixed roof vented to a control device according to [§ 63.7895(d)(3)](/cfr/40/63.7895.md?p=d-3), you must meet requirements in paragraphs [(b)(3)(i)](#b-3-i) and [(ii)](#b-3-ii) of this section.
    - (i) You must visually inspect the fixed roof and closure devices for defects according to the requirements in [§ 63.695(b)(3)](/cfr/40/63.695.md?p=b-3).
    - (ii) You must monitor and inspect the closed vent system and control device according to the requirements in [§ 63.7927](/cfr/40/63.7927.md) that apply to you.
  - (4) If you use a pressure tank according to [§ 63.7895(d)(4)](/cfr/40/63.7895.md?p=d-4), you must visually inspect the tank and its closure devices for defects at least annually to ensure they are operating according to the design requirements in [§ 63.685(h)](/cfr/40/63.685.md?p=h).
  - (5) If you use a permanent total enclosure vented to an enclosed combustion device according to [§ 63.7895(d)(5)](/cfr/40/63.7895.md?p=d-5), you must meet requirements in paragraphs [(b)(5)(i)](#b-5-i) and [(ii)](#b-5-ii) of this section.
    - (i) You must perform the verification procedure for the permanent total enclosure at least annually according to the requirements in [§ 63.685(i)](/cfr/40/63.685.md?p=i).
    - (ii) You must monitor and inspect the closed vent system and control device according to the requirements in [§ 63.7927](/cfr/40/63.7927.md) that apply to you.

## Notes

### Source

Source: 68 FR 58190, Oct. 8, 2003, unless otherwise noted.

### Authority

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

### Source

Source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.