Home › CFR › Title 5 › Part 115 CFR Part 11 — Probationary and Trial Periods (Rule XI)§ 11.1— Scope.§ 11.2— Probationary period; when required.§ 11.3— Trial period; when required.§ 11.4— Crediting service.§ 11.5— Completion of probationary or trial period.§ 11.6— Appeals.