# 31 CFR § 561.301: Effective date

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-31-561.301

## Section

- **Citation:** 31 CFR § 561.301
- **Heading:** Effective date
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 31—Money and Finance: Treasury > Subtitle B—Regulations Relating to Money and Finance > CHAPTER V—OFFICE OF FOREIGN ASSETS CONTROL, DEPARTMENT OF THE TREASURY > PART 561—IRANIAN FINANCIAL SANCTIONS REGULATIONS > Subpart C—General Definitions

## Text

(a) The effective date of a prohibition or condition imposed pursuant to §§ 561.201, 561.203, 561.204, or 561.205 on the opening or maintaining of a correspondent account or a payable-through account in the United States by a U.S. financial institution for a particular foreign financial institution is the earlier of the date the U.S. financial institution receives actual or constructive notice of such prohibition or condition.
(b) The effective date of the prohibition contained in § 561.202 with respect to Iran's Islamic Revolutionary Guard Corps and any of its agents or affiliates whose property and interests in property are blocked as of August 16, 2010, is August 16, 2010.
(c) The effective date of the prohibition contained in § 561.202 with respect to an agent or affiliate of Iran's Islamic Revolutionary Guard Corps whose property and interests in property become blocked after August 16, 2010, is the earlier of the date of actual or constructive notice that such person's property and interests in property are blocked.
(d) For the purposes of this section, constructive notice is the date that notice of the blocking of the relevant person's property and interests in property is published in the Federal Register.
[77 FR 11726, Feb. 27, 2012, as amended at 78 FR 16408, Mar. 15, 2013; 84 FR 38547, Aug. 7, 2019]

## Nearby sections

- [31 CFR § 561.101 § 561.101 Relation of this part to other laws and regulations.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.101.md)
- [31 CFR § 561.201 § 561.201 CISADA-based sanctions on certain foreign financial institutions.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.201.md)
- [31 CFR § 561.202 § 561.202 Prohibitions on persons owned or controlled by U.S. financial institutions.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.202.md)
- [31 CFR § 561.203 § 561.203 NDAA-based sanctions on certain foreign financial institutions.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.203.md)
- [31 CFR § 561.204 § 561.204 Additional petroleum-related sanctions on certain foreign financial institutions.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.204.md)
- [31 CFR § 561.205 § 561.205 Metals-related sanctions on certain foreign financial institutions.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.205.md)
- [31 CFR § 561.220 § 561.220 Evasions; attempts; causing violations; conspiracies.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.220.md)
- [31 CFR § 561.301 § 561.301 Effective date.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.301.md)
- [31 CFR § 561.302 § 561.302 UNSC Resolution 1737.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.302.md)
- [31 CFR § 561.303 § 561.303 UNSC Resolution 1747.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.303.md)
- [31 CFR § 561.304 § 561.304 UNSC Resolution 1803.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.304.md)
- [31 CFR § 561.305 § 561.305 UNSC Resolution 1929.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.305.md)
- [31 CFR § 561.306 § 561.306 Correspondent account.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.306.md)
- [31 CFR § 561.307 § 561.307 Payable-through account.](https://www.frixlaw.com/law-library/statutes/ecfr-31-561.307.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-31-561.301. Check the current official text before relying on it. Not legal advice.