Every answer and its explanation appears here once you have finished the path. Each one then links to the matching glossary entry, where the concept is set out in full with its worked example.
1. What features keep a measure within ordinary sovereignty, and how are they read?
Four, and they hold together rather than being ticked off: general, aimed at an objective category; prospective, applying to future financial years; proportionate, leaving a viable operation in place; and regular, adopted under the procedure the state set for itself
A measure showing all four is a tax, whatever pain it inflicts, and pain is not a legal test: that is exactly what the answer relying on the scale of the loss says, and it is what the investor will want to hear. Nor is the boundary a closed door, which is why the features are COUNTED: one giving way does nothing, three giving way together open a serious discussion. The answer content with generality misses proportionality, the feature most often at issue in real files, since it is what separates a worse operation from an impossible one.
Glossary entry · expropriation-nationalisation2. All six holders of mining titles in the country are foreign groups. Is a royalty rising from 3 to 8 percent discriminatory?
No: discrimination is shown by differential treatment of comparable situations, and no national operator is treated differently since there are none; the composition of the sector is not discrimination
This is the module's analytical trap and it is expensive: an adviser building a claim on that confusion loses, and loses late, after spending. The answer finding discrimination is the one management will want to use, and it must be ruled out EXPLICITLY in front of them rather than left alive, because an argument that has not been killed returns at every meeting. The one accepting a general interest justification moves the debate onto ground that only opens once differential treatment is established. And the answer immunizing every tax measure goes too far: a retroactive or tailor-made tax leaves the field, which is precisely what the bundle of features is for.
Glossary entry · discrimination-indirecte3. The investor objects that its return calculation rested on the tax regime in force, and that changing it destroys the value it came to create. What is the answer?
It is economically correct and legally weak: the law does not protect an expectation of profitability, it protects property and undertakings, and the instrument made for freezing tax existed, it is the stability clause
The objection must be handled seriously rather than dismissed, because it is true on its own ground: this is the answer to state without evasion, and without evasion also means without harshness. The cost of capital answer is the most interesting of the wrong ones, because it borrows a real figure and gives it legal weight it does not have: the proportionality test is the VIABILITY of the activity, not the return a shareholder expects from it, and a return cut from 14 to 6 percent is a worse operation. If the investor wanted to freeze the tax regime, an instrument existed, and not having obtained it is a risk accepted at signature, not a loss insurance repairs.
Glossary entry · souscription4. What is a stability clause actually worth, and why do three drafting families not have the same effect?
It binds the state contractually, so a breach is a sovereign contract breach falling under a separate cover: some freeze the rate, others only the regime, others provide economic rebalancing leaving the state free to change subject to compensating
It is often presented as absolute protection and never is: it does not make the measure unlawful, it makes it compensable BETWEEN THE PARTIES, which moves the file toward a cover with its own regime of proof. The answer giving all three versions the same effect is what a quick reading produces, and the gap is large: freezing a rate and providing for economic rebalancing do not give the same result when tax changes by ten points. In the worked case the 2018 concession contract contained none, and that is the only date at which the missing protection was available.
Glossary entry · risque-politique5. The boundary is not a closed door. What actually moves a file?
A bundle: retroactive application, a tailor-made threshold, a departure from ordinary procedure, an exemption reserved for national operators, a rate exceeding the activity's capacity; none suffices alone, three together open a serious discussion
The useful skill is counting these features WITHOUT INDULGENCE, and telling a client their file shows one when it shows one. The hostile intent answer describes the ground the investor will instinctively take and on which it will lose, the state almost always having an identifiable public motive. The confiscatory threshold answer looks for a number where the module offers a list, and a single number would let through a moderate but retroactive and tailor-made measure. A professional who can only defend favorable files has no doctrine, only an inclination: that is the module's sentence and it is what makes this exercise hard.
Glossary entry · risque-pays