As non-participating tools to outcome of a mining project or making an investment, private royalties are complex provisions and agreements that reflect the degree of business planning, local risks, and include the assumptions of future exploitation.Developed as a contractual practice in large mining companies, these clauses have been improved during use and as a result of incidents or case laws, so the current can be used in a...

The local tax for drilling and excavation and consequently issuing of the required authorization, have been applied in a divergent way and causes considerable fiscal burden for contributors acting in mining industry. In many situations these obligations have been illegally set, therefore we propose a legal reading of the rules from the perspective of both ordinary and constitutional judicial practice. We also analyze hereinafter the excavation...