Ben Frost has maintained a planning list of bills since time immemorial.  This list is converted to a .pdf for download.  You can follow the links directly to the bill text and docket.  The highlighting provides the bill's legal status and the bright yellow bills represent our priority tracking legislation for the NHPA:

The NHMA (or Local Government Center) maintains legislative bulletins throughout the year.  These bulletins cover all aspects of municipal law.  They bulletins also have helpful guides on committees, how to access the laws, and some policy statements and bill summaries.  Here are the links to their bulletins: