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Alonso Sala
CRIMINAL LAWYERS
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Criminal Lawyers for Synthetic Drug Offenses

Defense in synthetic drug trafficking cases. MDMA, ecstasy, methamphetamine, and designer drug classification challenges.

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Synthetic drugs — including MDMA (ecstasy), methamphetamine, GHB, ketamine, and designer drugs — present unique legal challenges due to their varied classification under Spanish law. Some are classified as causing serious harm to health (higher penalties), while others fall into the less severe category.

Substance Classification

The first analysis in these cases is always that of the specific substance. Most recreational synthetic drugs —MDMA/ecstasy, amphetamines, methamphetamine, GHB, LSD— are classified as substances that cause serious harm to health, placing them in the higher bracket of Art. 368 CP. Others have a particular regime: ketamine, for example, is a veterinary medicine whose possession without prescription for recreational use is, in principle, an administrative infraction, while its unlawful sale is trafficking. A particularly delicate chapter is that of novel psychoactive substances (NPS) or research chemicals: many do not appear in the lists of controlled substances, and when the substance was not scheduled at the time of the facts, the defense can argue the atypicality of the conduct. The prosecution must prove the substance is covered by existing drug control legislation.

Penalties

As substances causing serious harm, synthetic drugs are punished in the basic type of Art. 368 CP with prison of 3 to 6 years and a fine proportional to the value of the drug. Substances that do not cause serious harm fall in the lower 1-3 year range. The notoria importancia is calculated on the pure active ingredient and, where it applies, raises the penalty to the 6-9 year range. Certain circumstances especially aggravate the reproach, such as the use of GHB for the chemical submission of a victim, which may give rise to a concurrence with other serious offences.

Defense

Our defense focuses on: challenging the substance classification (arguing it falls under the less severe category or is not scheduled at all); demonstrating quantities are consistent with personal consumption (especially in festival or party contexts); demanding precise laboratory identification (generic field tests are insufficient for synthetic compound identification); challenging body searches carried out without objective grounds; and arguing lack of knowledge about the substance's composition. Where applicable, the mitigating factor of drug addiction (Art. 21.2 CP) and the negotiation of a plea agreement compatible with the suspension of imprisonment complete the strategy.

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Penalty Chart

Type / ScenarioCriminal Penalty
Serious Harm SubstancesMDMA, methamphetamine: 3-6 years base penalty.
Non-Serious HarmSome designer drugs may fall under the 1-3 year range.
AggravatedEnhanced penalties for large quantities or organized distribution.

* Penalties shown are indicative. The actual penalty depends on case circumstances, applicable mitigating and aggravating factors.

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Our Defense Strategy

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Classification Defense

Challenging whether the substance qualifies as causing 'serious harm to health'.

Drug Crimes in Spain: Defence Guide for Trafficking, Possession and Cannabis Clubs

Drug offences are among the most prosecuted crimes in Spain. Articles 368-378 of the Criminal Code distinguish between drugs that cause serious harm to health (cocaine, heroin, amphetamines) and those of lesser harm (cannabis, MDMA). This distinction is pivotal — it directly determines the minimum and maximum prison sentences applicable.

Penalty Table: Drug Offences

OffenceArticleSubstance typePenalty
Basic drug traffickingArt. 368Serious harm (cocaine)3 – 6 years
Basic drug traffickingArt. 368Lesser harm (cannabis)1 – 3 years
Aggravated trafficking (Art. 369)Art. 369Large amounts/minors4.5 – 9 / 1.5 – 4.5 years
Criminal organisation (Art. 369 bis)Art. 369 bisOrganised crime9 – 12 years
International trafficking (Art. 370)Art. 370Cross-border/large scaleUpper half of applicable range
Personal possession (own use)Not criminalPersonal amountsAdministrative fine only

Key Defence Strategies

Own-Use Defence (Art. 368 CP)

If the quantity found corresponds to personal consumption patterns and there are no aggravating signs (scales, bags, large amounts of cash), the defence argues the substance was for personal use — not a criminal offence.

Cannabis Social Club Defence

Legally constituted cannabis clubs do not constitute drug trafficking if: membership is adult-only, closed distribution, no profit, no promotion, and quantities correspond to established consumption levels.

Challenging the 'Large Amount' Threshold

The threshold for 'large amount' (notoria importancia) is fixed by case law, not statute. Precise weighing with deduction of adulterants can bring quantities below the threshold.

Breaking the Chain of Custody

Drug evidence is often challenged on chain of custody grounds. Procedural irregularities in seizure, sealing, transfer or analysis can invalidate the forensic evidence.

Criminal Organization: Proving Role

Being part of an organisation requires stable, hierarchical structure. Sporadic cooperation or a minor role (driver, lookout) does not automatically trigger Art. 369 bis penalties.

Controlled Delivery and Police Provocation

Evidence obtained through unlawful police provocation (agent provocateur) is inadmissible. Distinguish between undercover infiltration (lawful) and provocation of an offence that would not otherwise occur.

Specific Mitigating Factors in Drug Offences

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Addiction (Art. 21.2 CP)

Proven drug dependence can operate as mitigating (simple), highly qualified mitigating, or even incomplete defence, significantly reducing the penalty. Requires psychological and medical expert reports demonstrating that the addiction affected the offender's ability to understand the unlawfulness of their conduct.

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Active Collaboration (Art. 376 CP)

Provides a 1-2 degree penalty reduction for the informant who supplies effective evidence to identify other suspects or dismantle the organisation. The information must be NEW, VERIFIABLE, and USEFUL. Strategic assessment is crucial before cooperating.

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Shared Consumption Doctrine

The Supreme Court has defined 5 cumulative requirements: habitual identified consumers, closed premises, moderate quantity for immediate use, simultaneous consumption, and absence of profit. Failure of any one requirement converts the conduct into trafficking.

'Notoria Importancia' Thresholds by Substance

SubstanceThreshold (Pure)Gross equivalent (approx.)Penalty impact
Cocaine750 g pure~3–5 kg gross6–9 years
Heroin300 g pure~1–2 kg gross6–9 years
Hashish2,500 g THC~10 kg material1.5–4.5 years
MDMA240 g pure~720 pills6–9 years
Amphetamine90 g pure~300 g gross6–9 years
Methamphetamine15 g pure~30 g gross6–9 years

Key Supreme Court Rulings

Doctrina TSCannabis clubs: legal requirements and limits

The Supreme Court confirms that cannabis clubs are lawful if they are genuinely closed associations, membership is strictly adult, no promotion is carried out beyond the membership, and quantities do not exceed personal consumption patterns. Any failure of these conditions may constitute drug trafficking.

Doctrina TSNotoria importancia: threshold calculation method

The 'large amount' threshold must be calculated on the pure substance after subtracting adulterants and impurities. Gross weight is not the correct measurement. The defence should always request an independent quantitative analysis.

Doctrina TSAgent provocateur: limits of undercover operations

If police provocation created the intent to commit the offence (the accused would not have acted without the provocation), evidence is excluded under Art. 11.1 LOPJ. Mere opportunity provided by an undercover officer does not amount to provocation.

From Arrest to Trial: Key Procedural Stages

1

Arrest & Police Custody

Maximum 72 hours. Right to a lawyer and to remain silent. Never testify without your lawyer present.

2

Court Hearing (Art. 505 LECrim)

Within 72 hours. Judge decide: release, bail, or pretrial detention. Critical hearing for drug trafficking cases.

3

Investigation Phase

Analysis of evidence, expert reports (toxicology, purity). Period to challenge wiretaps and searches. Duration: 6-18 months.

4

Interim Order / Indictment

Prosecution formalises charges. Defense may request dismissal or downgrading of charges.

5

Oral Hearing

Trial before Provincial Court (basic trafficking) or National Court (organisation/international). Duration: 1 day to several months in macro-cases.

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Why Choose Us?

Need a criminal defense lawyer for this type of offense? Here's how we work:

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Classification ChallengeSome synthetic substances fall in grey areas of drug scheduling.
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Personal UseArguing quantities are consistent with personal consumption, not trafficking.
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Context DefenseFestival or party context supporting personal use argument.
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+15 Years of ExperienceTeam dedicated exclusively to criminal law before Spanish courts and tribunals.
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Direct AttentionYour case is handled directly by a senior lawyer of the firm.
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