The county shall provide written notice to municipalities within the county when plan development or plan revision begins. The county shall also provide periodic progress reports to the municipalities concerning the preparation of the plan.
25 Pa. Code § 272.203
This section cited in 25 Pa. Code § 271.1 (relating to definitions); 25 Pa. Code § 272.226 (relating to description of recyclable materials); and 25 Pa. Code § 272.252 (relating to development of plan revisions).