Numerous concise recommendations appear in the notebook volume bearing the number 401.0-B. Each recommendation is dated, and the most recent revision is shown in the table of contents. These Recommendations are developed for conventional near-Earth and deep-space missions having moderate communications requirements. The current issue updates recommendations 2.2.3, 2.4.2, 2.4.17A, and 2.4.17B, and deletes references to CCSDS 412.0-G-1.