Maine (Jurisdiction Profile)

Jurisdiction Identity

Field	Value
State	Maine (ME)
Country	United States
Primary cannabis authority	Maine Office of Cannabis Policy (OCP), Department of Administrative and Financial Services
Official website	https://www.maine.gov/dafs/ocp/
Last verified	2026-08-09

Current Cannabis Framework

Dimension	Status
Adult-use possession	Permitted (21+)
Adult-use commercial sales	Operational (since October 2020)
Medical cannabis	Regulated program (1999 referendum)
Home cultivation	Permitted (adult use: up to 6 flowering plants / 12 immature per adult, 12 flowering per household)
Hemp relationship	Hemp regulated separately by the Maine Department of Agriculture

Regulatory Overview

Maine legalized adult use by referendum (2016) with retail sales from October 2020, regulated by the Office of Cannabis Policy. The medical program dates to 1999 and is administered separately. Maine publishes aggregate testing summaries and compliance data but no per-batch public results; the open-data surface is dashboard/report oriented with no documented API.

Data Surface

Data surface	Available?	Official source	Machine-readable?	Notes
License registry	partial	OCP Applicant, Licensee, and Entity Search	no	Interactive search; no documented API
Testing-laboratory registry	partial	OCP licensee search; testing-lab certification rules	no	Part of licensee search
Laboratory testing rules	yes	OCP testing rules	no	Testing technical rulemaking
Contaminant/action limits	yes	OCP rules	no	Set in regulation
Recalls/advisories	partial	OCP compliance data	no	Violation data published
Product/package identifiers	partial	OCP registered products	no	Product registration exists; format not open
COAs/batch results	partial	OCP aggregate testing reports	no	Aggregate summaries only (e.g., contaminant-fail reports)
Sales data	yes	OCP open-data adult-use page	partial	Retail sales data published; dashboard-oriented
Open-data downloads	partial	maine.gov/dafs/ocp/open-data/adult-use	partial	Dashboards/links; no documented API

Sources & Provenance

Statutory framework: Maine Marijuana Legalization Act (2016 referendum; 2021 amendments); medical program (1999).
Regulator: Office of Cannabis Policy — https://www.maine.gov/dafs/ocp/
Open data: https://www.maine.gov/dafs/ocp/open-data/adult-use (verified 2026-08-08 in docs/state-expansion-roadmap.md §3.7).
Retrieval date: 2026-08-09

Graph Connections

No existing repository entities are linked to Maine. The page is discoverable from the Jurisdictions index.