20 CFR 423.3: Other process directed to the Social Security Administration or the Commissioner.

Subpoenas and other process (other than summonses and complaints) that are required to be served on the Social Security Administration or the Commissioner of Social Security in the Commissioner's official capacity should be served as follows:

(a) If authorized by law to be served by mail, any mailed process should be sent to the Office of the General Counsel, Social Security Administration, 6401 Security Boulevard, Baltimore, MD 21235.

(b) If served by an individual, the process should be delivered to the Office of the General Counsel, via the agency mail room at Social Security Administration, 6401 Security Boulevard, Baltimore, MD 21235.