| Code Type | Code Model | Amendment Contact |
| Building/Dwelling Code | Mass. State Building Code, 7th Edition | State House Bookstore, (617) 727-2834 |
| Structural Code | Mass. State Building Code, 7th Edition | State House Bookstore, (617) 727-2834 |
| Plumbing Code | Mass. State Plumbing Code | State House Bookstore, (617) 727-2834 |
| Mechanical Code | Mass. State Mechanical Code | State House Bookstore, (617) 727-2834 |
| Electrical Code | Mass. Electrical Code | State House Bookstore, (617) 727-2834 |
| Accessibility Code | Architectural Access Regulations, CMR 521 | State House Bookstore, (617) 727-2834 |
| Energy Code | ASHRAE 90.1 [Mass. State Building Code, Article 13 (780 CMR)] | State House Bookstore, (617) 727-2834 |
| Jurisdictional Area | Contact |
| Structural | Matthew Coggins Assistant City Manager Phone: (978) 970-4252 |
| Plumbing | Matthew Coggins Assistant City Manager Phone: (978) 970-4252 |
| Mechanical | Matthew Coggins Assistant City Manager Phone: (978) 970-4252 |
| Electrical | Matthew Coggins Assistant City Manager Phone: (978) 970-4252 |
| Accessibility | Matthew Coggins Assistant City Manager Phone: (978) 970-4252 |
| Historic Preservation | Stephen Stowell Administrator, Historic Board Phone: (978) 970-4270 |
| Fire Marshal | Capt. John Weber Lowell Fire Prevention Bureau Phone: (978) 459-5554 |
| Zoning | Kathy Murphy Zoning Officer Phone: (978) 446-7108 |
| Planning | George Proakis Chief Planner Phone: (978) 970-4252 Fax: (978) 446-7014 |
| Public Works | Ed Walsh Commissioner Phone: (978) 970-4246 Fax: (978) 970-4071 |
| Parks/Recreation | Tom Bellegarde Commissioner Phone: (978) 970-4171 |