summaryCannabis possession and cultivation are prohibited. The Controlled Substance Act has quantity tiers, including up to two years for 10 g or less and life for more than 2 kg or more than 20 plants. A separateThe Dangerous Drugs Act charge has been used for cannabis andremains in force alongside it, carries a maximum of forty years and/or K1 million, and is still used for cannabis; the quantity tiers are not a guarantee of the only charge or penalty.
segments › cultivation › textThe Controlled Substance Act prohibits Schedule I cultivation and has quantity tiers of up to two years, up to fifteen years and sixteen years to life, with fines also possible.[@csa21] Section 59 covers medium-to-large and commercial cultivation; the Schedule VII “fewer than five plants” line is a simple-possession tier, and the Act does not clearly create a one-plant offence.[@csa21] Dangerous Drugs Act section 3 separately covers knowing unauthorised cultivation, with a m … arge; plant tiers alone do not exhaust the reported enforcement framework.[@dda2021,csa21]
segments › cultivation › penaltieslabel Fewer than five plants (Controlled Substance Act) · treatment criminal · term Unlicensed cultivation · prison 2 years · note Schedule VII simple-possession tier; the Act does not clearly create a one-plant offence, label More than five plants · treatment criminal · term Unlicensed cultivation · prison … ensed cultivation · prison 40 years · fine 1000000 · note Maximum; separate charging route
segments › sharing › textFacilitating another person's use, whether free or for consideration, carries up to 12 mon … aterial benefit is trafficking and is punished under the quantity-based Schedule VII tiers, but section 68 applies at medium-to-large or commercial quantities; the Act does not clearly create a standalone small-scale sale offence, so small sales may be charged as possession or facilitation.[@csa21]
context › arrests › textSentences runThe RPNGC annual report recorded 1,021 drug offences in 2024, up from street level to decades: eighteen months for nine packets763 in 2023, and 499 in 2021; the figures cover all drugs.[@small_caserpngc24] K15Reported cannabis cases include 12 Gulf convictions in April 2024,000 (three with several 30-year terms and a combined 281 years in default), a six-year term for 14.35 kg in November 2024,[@dda_case] twenty and the Madang 25-five years for 14–20 kgyear terms in 2025,.[@gulf24,tabubil24,long_case] and K30,000 or twenty years for 4No national cannabis-specific arrest count is published.7 kg in 2026.[@policerpngc24] Maximum penalties are not typical sentences.
context › arrests › sourcessmall_caserpngc24, dda_casegulf24, long_casetabubil24, policelong_case
context › driving › textRoad Traffic Act section 42 criminalises driving on a public street under the influence of … istered impairment test; their numerical alcohol rules are not THC limits.[@trafficrules] Controlled Substance Act section 69 separately covers driving under the influence of a controlled drug, with up to 12 months and/or K12,000; its medical defence applies only to Schedules II–IV, so it does not cover Schedule I cannabis.[@csa21] The Road Traffic Act's definition of “drug” still points to the Dangerous Drugs Act 1952.[@traffic2014] No quantified THC allowance or general prescribed-cannabis defence was verified.[@traffic2014,trafficrules]
context › driving › sourcestraffic2014, trafficrules, csa21
sourcesRoyal Papua New Guinea Constabulary — Annual Management Report 2024
PNG Haus Bung — Gulf police success with Controlled Substance Act (16 April 2024)
RPNGC — Tabubil court sentences a man to six years for marijuana (14 November 2024)
Monash University Eleos — The PNG Parliament abolishes the death penalty for the second time
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context › death penalty › textPapua New Guinea abolished the death penalty on 20 January 2022, replacing it with life imprisonment. No cannabis offence carries death; the Controlled Substance Act allows life for more than 2 kg or more than 20 plants, but not a capital sentence.[@csa21,death22]
context › death penalty › sourcescsa21, death22