---
kind: "unit"
title: "18"
title_heading: "Conservation of Power and Water Resources"
key: "chIII/subchA/part420"
level: "part"
label: "Part 420"
heading: "Basin Regulations—water Supply Charges"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/18/chIII-subchA-part420"
sections_count: 14
---

# Part 420 — Basin Regulations—water Supply Charges

Title 18 C.F.R. — Conservation of Power and Water Resources › Chapter III — Delaware River Basin Commission › Subchapter A — Administrative Manual

## Sections

- [§420.1. Definitions.](/cfr/18/420.1.md)
- [§420.21. Policy.](/cfr/18/420.21.md)
- [§420.22. Prohibition; sanctions.](/cfr/18/420.22.md)
- [§420.23. Exempt uses under the Compact.](/cfr/18/420.23.md)
- [§420.24. Effective date of rates.](/cfr/18/420.24.md)
- [§420.31. Certificate of entitlement.](/cfr/18/420.31.md)
- [§420.32. Measurement and billing of water taken.](/cfr/18/420.32.md)
- [§420.33. Payment of bills.](/cfr/18/420.33.md)
- [§420.41. Schedule of water charges.](/cfr/18/420.41.md)
- [§420.42. Contracts; minimum charge.](/cfr/18/420.42.md)
- [§420.43. Exempt use.](/cfr/18/420.43.md)
- [§420.44. Cooling water.](/cfr/18/420.44.md)
- [§420.45. Historical use.](/cfr/18/420.45.md)
- [§420.51. Hydroelectric power plant water use charges.](/cfr/18/420.51.md)