No it is not legal. You need to have the others person's permission even if you are at your own house.
yes
To tape someone without their knowledge can be illegal depending on the circumstances. It's illegal to record a private act without knowledge or consent but it's legal to record public acts such as speeches.
What kind of taping? You can record any conversation you are a party to. Texas Penal Code Section 16.02 For visual recording it is illegal to record someone without their permission and if it "arouse(s) or gratify(ies) the sexual desire of any person" Texas Penal Code Section 21.15
"legal" in the sense that if you do it, you can go to jail or "legal" in the sense that whatever you record can be used later in a case against her? Yes and no, respectively.
Not without the knowledge of the parent. see link
It is illegal to record any conversation, be it land-line, cell phone or in person without the person's consent. Recording without their permission is a punishable crime. http://www.telephonecallrecorder.com/legality_of_phone_call_recording.php
Florida law requires that both parties must consent to their conversation being recorded. Failure to inform the other party can result in being charged with a felony.
In many places, it is illegal to record someone without their knowledge or consent. It is advisable to consult with a legal professional in your area to understand the local laws regarding recording conversations. There may be alternative ways to gather evidence of abuse that comply with legal requirements.
I don't know the specifics for Ireland but generally the process of recording itself is not illegal but if the recording were to be played publically you might be in trouble. Evidence to be used in a legal proceeding gathered in this way will not always be admissible.
It depends on where you are, but it's pretty common in many jurisdictions for recording of conversations to be legal as long as at least one person involved in the conversation is aware of the recording and consents to it. You might want to consult a lawyer in your area for a definitive answer before acting on this, though.
Is that what you really meant to ask? The news media does it every day! Were you asking about doing it by "stealth" without the other party's knowledge?
no
no