45 CFR 1612.4 : Public Welfare (Part 1 To Parts 2557-2599) — (Part 1200 To Parts 2557-2599) — Regulations Relating To Public Welfare (Continued) (Part 1200 To Parts 2557-2599) — Legal Services Corporation (§ 1600.1 To Parts 1645-1699) — Restrictions On Lobbying And Certain Other Activities (§ 1612.1 To § 1612.11) — Grassroots lobbying.